Construction equipment [5]

1. heat source 、 The heating system with heating pipes and heat dissipation equipment in the heating room is called （）.（ The difficulty coefficient ： easy ）

A. Local heating system
B. Central heating system
C. Area heating system
D. Urban heating system

2.（） Not part of the cable TV system .（ The difficulty coefficient ： easy ）

A. Signal source
B. user terminal
C. Signal transmission and distribution network
D. Back end systems

3.（） It is composed of fuse and knife switch , It has the basic performance of fuse and knife switch , Used for overload and short circuit protection in distribution network .（ The difficulty coefficient ： easy ）

A. Rubber cover knife switch
B. Disconnector switch
C. Combination switch
D. Fuse type knife switch

4. The protection of closely connecting the uncharged metal part of electrical equipment under normal conditions with the zero line of power grid is （） Protect .（ The difficulty coefficient ： easy ）

A. Connect to zero
B. Grounding
C. Electric leakage
D. A short circuit

5. If the water supply pressure of outdoor water supply network is 200KPa, Domestic water pressure required by the building 240KPa, When the outdoor water supply can meet the requirements of indoor water consumption , But when it is difficult to set up a pool , Should take （） Water supply mode .（ The difficulty coefficient ： easy ）

A. Direct water supply
B. Set high-level water tank
C. Non negative pressure water supply device

6.（） Used to transport goods , An elevator usually accompanied by people .（ The difficulty coefficient ： easy ）

A. Passenger and freight elevator
B. Cargo elevator
C. Residential elevator
D. Sundry ladder

7. The following （） occasion , Automatic sprinkler system is not required .（ The difficulty coefficient ： easy ）

A. The floor area is larger than 1500 Square meters of wood workshop
B. Construction area of 4000 Square meter shopping mall
C. A unit house lower than seven floors
D. Parking 20 An underground garage

8. The thermodynamic process experienced by the refrigerant in the compression refrigerator does not include （）.（ The difficulty coefficient ： easy ）

A. evaporation
B. liquefaction
C. Compress
D. inflation

9. To use 、 Places where combustible gas or combustible liquid vapor is generated or accumulated , Should be selected （） Fire detector .（ The difficulty coefficient ： easy ）

A. Temperature sensing
B. photosensitive
C. Combustible gas
D. Smoking

10. Indoor fire hydrants shall be arranged in obvious places in the building , among （） Should not be set .（ The difficulty coefficient ： easy ）

A. In ordinary classrooms
B. stair case
C. Fire elevator front room
D. hall

11.（） The utility model relates to a box facility specially used for containing certain fire water .（ The difficulty coefficient ： easy ）

A. Fire hydrant
B. Fire water tank
C. Fire hose
D. Fire pool

12. The water tank for drinking water shall be provided with a sealed box cover , The box cover shall be provided with access hole and vent pipe , The diameter of vent pipe is generally not less than 50mm; No valve shall be installed on the vent pipe , The nozzle shall be set downward , And the nozzle shall be equipped with （）.（ The difficulty coefficient ： easy ）

A. barometer
B. Sealing device
C. Dust screen
D. Exhaust device

13. Fixed assets refer to those with a service life of () The above , The unit value is above the specified standard , And maintain the original material form of assets in the process of use , Including houses and buildings , machinery equipment , Transportation equipment and tools, etc .（ The difficulty coefficient ： easy ）

A. A year
B. Two years
C. Three years
D. Four years

14. The high pressure boiler is made of （）.（ The difficulty coefficient ： easy ）

A. Cast iron
B. steel
C. Cast iron and steel
D. aluminum

15.《 Water law of the people's Republic of China 》 yes （） Laws and regulations on .（ The difficulty coefficient ： easy ）

A. Environmental protection
B. fire
C. Energy saving
D. Architecture

16. If the normal lighting is interrupted for some reason , Lighting for continued work and evacuation is called （）.（ The difficulty coefficient ： easy ）

A. Emergency lighting
B. Guard duty lighting
C. Obstacle lighting
D. Decorative lighting

17.（） The function of is to buffer and delay , Eliminate the false alarm of hydraulic alarm caused by water source pressure fluctuation .（ The difficulty coefficient ： easy ）

A. transmission
B. Delay device
C. Turn on the device
D. Pressure regulating device

18. Hot water boiler , The temperature of hot water produced is higher than （） It is called high pressure boiler .（ The difficulty coefficient ： easy ）

A.70℃
B.115℃
C.720℃
D.250℃

19. Incandescent lamps belong to the second category （） Generation light source .（ The difficulty coefficient ： easy ）

A. One
B. Two
C. 3、 ... and
D. Four

20. Diversion drainage system , According to different functions of drainage pipes, they shall be set separately （）.（ The difficulty coefficient ： easy ）

A. Rainwater piping system
B. Sewer system
C. Waste water piping system
D. Domestic drainage pipeline system

21. The common water supply modes of indoor water supply system are （）.（ The difficulty coefficient ： easy ）

A. Direct water supply mode
B. Set the water supply mode of booster equipment
C. Water supply mode of district water supply
D. Water supply mode of air pressure tank

22. The following are common lighting device failures （）.（ The difficulty coefficient ： easy ）

A. A short circuit
B. Grounding
C. Open circuit
D. Electric leakage

23. According to the characteristics of normal lighting devices （）.（ The difficulty coefficient ： easy ）

A. General lighting
B. Local lighting
C. Global illumination
D. Mixed lighting

24. The following belongs to the internal drainage system of the building （）.（ The difficulty coefficient ： easy ）

A. Diversion system
B. Confluence system
C. Direct emission system
D. Filter discharge system

25. The heating system consists of （） form .（ The difficulty coefficient ： easy ）

A. heat source
B. Exhaust system
C. Thermal cycle system
D. Heat dissipation equipment

26. Any kind of cable TV system , No matter how complicated , All by （） form .（ The difficulty coefficient ： easy ）

A. front end
B. Signal transmission and distribution network
C. Router
D. user terminal

27. Equipment maintenance management mainly includes （）.（ The difficulty coefficient ： easy ）

A. Fault repair
B. Predictive maintenance
C. Operation
D. Device update

28. Emergency lighting generally adopts （）.（ The difficulty coefficient ： easy ）

A. Fluorescent high pressure mercury lamp
B. Fluorescent lamp
C. Incandescent lamp
D. High pressure sodium lamp

29. The intrusion alarm subsystem is responsible for all points inside and outside the building 、 Line 、 Surface and area detection tasks , Its components are （）.（ The difficulty coefficient ： easy ）

A. Patrol is great
B. The detector
C. Area controller
D. Alarm control center

30. The connection modes of low-voltage distribution mainly include （）.（ The difficulty coefficient ： easy ）

A. Radial
B. Straight line
C. Trunk
D. Hybrid

31. The management of heating system includes （）.（ The difficulty coefficient ： easy ）

A. Heat source management
B. Heat supply network management
C. User management
D. Cost management

32. The purpose of vertical zoning in water supply system of high-rise buildings is （）.（ The difficulty coefficient ： easy ）

A. Avoid damage caused by excessive pressure on the management of water supply system and equipment under the building
B. Avoid excessive pressure on the lower layer of the building , The sound of running water bath caused by excessive flow velocity in the pipeline , Vibration noise , Water hammer and water hammer noise
C. Avoid the splashing of water flow caused by excessive water head from the faucet in the lower water supply system
D. Avoid damage caused by excessive pressure on the management of water supply system and equipment on the upper layer of the building

33. The power transformation and distribution substation of the building is composed of （） form .（ The difficulty coefficient ： easy ）

A. Radiator chamber
B. High voltage distribution room
C. Transformer room
D. Low voltage distribution room

34. The basic contents of property and equipment management include （）.（ The difficulty coefficient ： easy ）

A. business
B. management
C. Maintenance
D. service

35. The refrigeration system consists of （） And so on .（ The difficulty coefficient ： easy ）

A. Air conditioner
B. Cooler piping
C. Chilled water pipeline
D. Refrigeration unit

36. The basic composition of the air conditioning system is （）.（ The difficulty coefficient ： easy ）

A. Cold and heat source system
B. Air handling
C. Energy transmission and distribution system
D. Automatic control system

37. The air conditioning system can be divided into... According to the setting of the equipment （）.（ The difficulty coefficient ： easy ）

A. Centralized
B. Stand alone
C. Semi centralized
D. Hybrid

38. Leakage protector can be divided into （）.（ The difficulty coefficient ： easy ）

A. Electromagnetic
B. Electronic type
C. Voltage type
D. Current type

39. The diameter of seamless steel pipe adopts outer diameter ´ Wall thickness marking method .

40. Cast iron pipes can be bonded .

41. Generally, the domestic water supply inlet pipe of public buildings is only provided with 2 strip .

42. From the space position of the elevator , It consists of four parts ： Computer room 、 Hoistway 、 Lift car 、 Landing .（ The difficulty coefficient ： easy ）

43. The gas water heater can be directly installed in the bathroom .（ The difficulty coefficient ： easy ）

44. The outlet pipe shall be set at the lowest point of the water tank .

45. Gate valves shall not be used to regulate flow , Directional installation .

46. To prevent backflow of pipeline water , The valve to be installed on the pipeline is butterfly valve .

47. Once the elevator runs over speed or the pulling force of the traction steel rope decreases , Installed on the lift car （ Some are installed on the counter weight ） The safety gear of is started , Firmly clamp the lift car onto the guide rail , Avoid accidents .（ The difficulty coefficient ： easy ）

48. When the water inlet pipe and the water outlet pipe of the water tank are the same pipe , A plug valve shall be installed on the outlet pipe at the bottom of the water tank .

49. The water pressure of the outdoor water supply network periodically meets the water volume of the indoor pipe network 、 When required by water pressure , A water storage tank is adopted 、 Water pump 、 Water tank combined working water supply mode .

50. Passive distribution network can connect more users , Active distribution network can connect fewer users .（ The difficulty coefficient ： easy ）

51. When the water inlet pipe and the water outlet pipe of the water tank are the same pipe , A check valve shall be installed on the outlet pipe at the bottom of the water tank .

52. If the water supply pressure of outdoor water supply network is 200KPa, Domestic water pressure required by the building 240KPa, When the outdoor water supply can meet the requirements of indoor water consumption , But when it is difficult to set up a pool , A water storage tank shall be set 、 Water pump 、 The water tank works together to supply water .

53. Commonly known as 24V The following voltages are safety voltages .（ The difficulty coefficient ： easy ）

54. When the lift commissioning exceeds 50m When above , The weight of traction steel wire rope and traveling cable can no longer be ignored .（ The difficulty coefficient ： easy ）

55. To quickly open and close the water supply pipeline , The valve to be installed on the pipeline is the stop valve .

56. From the definition of property equipment and facilities management , The management of property equipment and facilities should be considered from the two elements of technical level and economic level as well as the relationship between them .（ The difficulty coefficient ： easy ）

57. If the water supply pressure of outdoor water supply network is 300KPa, Water pressure required for building 400KPa, And considering that the water quality should not be polluted , Air pressure water supply device shall be set for water supply .

58. When the lighting circuit is open , Due to the high current , If the fuse is not fused in time or the air switch is not disconnected in time , May burn wires or electrical equipment , Even cause a fire .（ The difficulty coefficient ： easy ）

59. Regular safety inspection is carried out in accordance with the provisions of the competent government departments , The safety inspection conducted by the elevator registration or Certification Engineer appointed by the relevant department or competent department in charge of elevator registration .（ The difficulty coefficient ： easy ）

60. The artificial grounding wire can use the metal structure of the building .（ The difficulty coefficient ： easy ）

61. When a high-level water tank is set for water supply , To prevent the water in the water tank from flowing back to the outdoor pipe network , A butterfly valve is set at the inlet pipe entering the room

62. The water inlet and outlet pipes share one pipe , A check valve shall be set on the short outlet pipe .

63. Medium efficiency filter is mainly used to filter particles with a size greater than 5.0 Micron medium particle dust .（ The difficulty coefficient ： easy ）

64. The advantage of open line laying is low project cost , Easy maintenance , It does not affect the beauty of the environment , Moisture-proof .（ The difficulty coefficient ： easy ）

65. The stop valve is tightly closed , Attention shall be paid to large water flow resistance during installation , Prevent reverse installation .

66. The gate valve can be used to regulate the flow , There is no directionality during installation .

67. The water pressure of the outdoor water supply network periodically meets the water volume of the indoor pipe network 、 When required by water pressure , The water supply mode with high-level water tank is adopted .

68. The specification of galvanized steel pipe is DN15、DN20 etc. ,DN Indicates the inner diameter

69. The heating system is divided into local heating system and central heating system according to the heating scope .（ The difficulty coefficient ： easy ）

70. To quickly open and close the water supply pipeline , The valve to be installed on the pipeline is butterfly valve .

71. The heating system is divided into local heating system and central heating system according to the heating scope .（ The difficulty coefficient ： easy ）

A. correct
B. error

72. The thermodynamic process experienced by the refrigerant in the compression refrigerator does not include （）.（ The difficulty coefficient ： easy ）

A. evaporation
B. liquefaction
C. Compress
D. inflation

73. The common water supply modes of indoor water supply system are （）.（ The difficulty coefficient ： easy ）（4 branch ）

A. Direct water supply mode
B. Set the water supply mode of booster equipment
C. Water supply mode of district water supply
D. Water supply mode of air pressure tank

74.25 A residential building with floors belongs to （） Class I lightning protection buildings .（ The difficulty coefficient ： easy ）

A. One
B. Two
C. 3、 ... and
D. Four

75. The refrigeration system consists of （） And so on .（ The difficulty coefficient ： easy ）（4 branch ）

A. Air conditioner
B. Cooler piping
C. Chilled water pipeline
D. Refrigeration unit

76. If the water supply pressure of outdoor water supply network is 300KPa, Water pressure required for building 400KPa, And considering that the water quality should not be polluted , Air pressure water supply device shall be set for water supply .

A. correct
B. error

77. The basic contents of property and equipment management include （）.（ The difficulty coefficient ： easy ）（4 branch ）

A. business
B. management
C. Maintenance
D. service

78.（）, Internationally, to save electric energy 、 For the purpose of protecting the environment " Green lighting ” Concept .（ The difficulty coefficient ： easy ）

A.20 century 80 s
B.20 century 80 End of the decade
C.20 century 90 s
D.20 century 90 End of the decade

79. From the space position of the elevator , It consists of four parts ： Computer room 、 Hoistway 、 Lift car 、 Landing .（ The difficulty coefficient ： easy ）

A. correct
B. error

80. The intrusion alarm subsystem is responsible for all points inside and outside the building 、 Line 、 Surface and area detection tasks , Its components are （）.（ The difficulty coefficient ： easy ）（4 branch ）

A. Patrol is great
B. The detector
C. Area controller
D. Alarm control center

81. During elevator operation inspection , After the elevator is opened by the operator on duty 、 The inspections carried out before stopping the ladder and during the shift are （）.（ The difficulty coefficient ： easy ）

A. Patrol inspection
B. Daily inspection
C. Weekly inspection
D. Monthly inspection

82. According to the characteristics of normal lighting devices （）.（ The difficulty coefficient ： easy ）（4 branch ）

A. General lighting
B. Local lighting
C. Global illumination
D. Mixed lighting

83. The advantage of open line laying is low project cost , Easy maintenance , It does not affect the beauty of the environment , Moisture-proof .（ The difficulty coefficient ： easy ）

A. correct
B. error

84. heat source 、 The heating system with heating pipes and heat dissipation equipment in the heating room is called （）.（ The difficulty coefficient ： easy ）

A. Local heating system
B. Central heating system
C. Area heating system
D. Urban heating system

85.（） Used to transport goods , An elevator usually accompanied by people .（ The difficulty coefficient ： easy ）

A. Passenger and freight elevator
B. Cargo elevator
C. Residential elevator
D. Sundry ladder

86. Which method should be adopted for the air conditioning system of the theater auditorium （）.（ The difficulty coefficient ： easy ）

A. Fan coil plus fresh air
B. Fresh air
C. All air
D. Fan coil

87. Incandescent lamps belong to the second category （） Generation light source .（ The difficulty coefficient ： easy ）

A. One
B. Two
C. 3、 ... and
D. Four

88. To quickly open and close the water supply pipeline , The valve to be installed on the pipeline is butterfly valve .

A. correct
B. error

89. The following buildings that do not belong to class I lightning protection are （）.（ The difficulty coefficient ： easy ）

A. Buildings with particularly important uses , Such as national hall and so on
B. Buildings and structures under state-level key cultural relics protection
C. It's higher than 50m The building
D. There are inflammables in the house 、 Buildings with explosive substances

90. Diversion drainage system , According to different functions of drainage pipes, they shall be set separately （）.（ The difficulty coefficient ： easy ）（4 branch ）

A. Rainwater piping system
B. Sewer system
C. Waste water piping system
D. Domestic drainage pipeline system

91. The specification of galvanized steel pipe is DN15、DN20 etc. ,DN Indicates the inner diameter

A. correct
B. error

92. The management of heating system includes （）.（ The difficulty coefficient ： easy ）（4 branch ）

A. Heat source management
B. Heat supply network management
C. User management
D. Cost management

93.（） It refers to the ratio of the actual value of water vapor mass contained in unit volume air to the maximum value of water vapor mass contained in unit volume air at the same temperature .（ The difficulty coefficient ： easy ）

A. Absolute humidity
B. Moisture content
C. Saturated absolute humidity
D. Relative humidity

94. To use 、 Places where combustible gas or combustible liquid vapor is generated or accumulated , Should be selected （） Fire detector .（ The difficulty coefficient ： easy ）

A. Temperature sensing
B. photosensitive
C. Combustible gas
D. Smoking

95. Equipment maintenance management mainly includes （）.（ The difficulty coefficient ： easy ）（4 branch ）

A. Fault repair
B. Predictive maintenance
C. Operation
D. Device update

96. When the lighting circuit is open , Due to the high current , If the fuse is not fused in time or the air switch is not disconnected in time , May burn wires or electrical equipment , Even cause a fire .（ The difficulty coefficient ： easy ）

A. correct
B. error

97. The water pressure of the outdoor water supply network periodically meets the water volume of the indoor pipe network 、 When required by water pressure , The water supply mode with high-level water tank is adopted .

A. correct
B. error

98. Passive distribution network can connect more users , Active distribution network can connect fewer users .（ The difficulty coefficient ： easy ）

A. correct
B. error

99. To quickly open and close the water supply pipeline , The valve to be installed on the pipeline is the stop valve .

A. correct
B. error

100. The following （） occasion , Automatic sprinkler system is not required .（ The difficulty coefficient ： easy ）

A. The floor area is larger than 1500 Square meters of wood workshop
B. Construction area of 4000 Square meter shopping mall
C. A unit house lower than seven floors
D. Parking 20 An underground garage