更多"Air line lubricators are used in co"的相关试题:
[单项选择]The knot at the end of the heaving line used to pass the towing hawser is called a（）.
A. monkey's fist
B. ball or baseball knot
C. heaving knot
D. three strand Turk's head
[单项选择]If an air compressor is used to supply air primarily to the combustion control system and other pneumatic controllers, the entire system is known as the （）.
A. control air system
B. forced draft air system
C. supply air system
D. ships service air system
[单项选择]A face line is used to（）.
A. prevent barge movement in a lock
B. secure two barges end-to-end
C. secure barges to the towboat
D. secure barges side-by-side
[单项选择]The hoist line primarily used for lifting personnel on ship cranes is called the（）.
A. personnel line
B. whip line
C. main hoist line
D. pendant
[单项选择]A re-heater, as used in an air conditioning system, is designed to control the （）
A. chilled water temperature
B. dew point temperature
C. primary air temperature
D. dry bulb temperature
[单项选择]If an air compressor is used to supply compressed air to outlets throughout the engine room and on deck of a vessel, the system is known as the （）.
A. combustion control air system
B. supply air system
C. ships service air system
D. low pressure deck air system
[单项选择]The （） stage air compressors are widely used on board the ship.
A. single
B. Ⅱ
C. Ⅲ
D. multiple
[单项选择]Compressed air is used on board ship （）.
A. for starting diesel engines
B. in pneumatic control system
C. in pneumatic tools
D. All the above are true
[单项选择]Compressed air is used on board ship for all the following purposes except （）.
A. starting diesel engines
B. pneumatic control systems
C. pneumatic tools
D. supercharging air
[单项选择]A deck fitting，used to secure line or wire rope，consisting of a single body with two protruding horns is called a（）.
A. bitt
B. bollard
C. capstan
D. cleat
[单项选择]A mooring line leading 45°to the keel，used to check forward or astern movement of a vessel，is called a（）.
A. spring line
B. warp line
C. bow line
D. breast line
[单项选择]A non-return valve in the air delivery line near to the compressor must be （）type similar to the compressor discharge valve.
A. the low inertia
B. the high inertia
C. the low velocity
D. the high velocity
[单项选择]A （） in the air delivery line near to each compressor is essential.
A. butterfly valve
B. globe valve
C. gate valve
D. non-return valve
[单项选择]What is normally used to pass a mooring line to a dock?（）
A. Distance line
B. Gantline
C. Heaving line
D. Tag line
[单项选择]A deck fitting, used to secure line or wire rope, consisting of a single body with two protruding horns is called a（）.
A. bitt
B. bollard
C. capstan
D. cleat
[单项选择]A method used to make an eye in a bight of line where it cannot be spliced is known as（）.
A. braiding
B. plaiting
C. seizing
D. serving
[单项选择]A mooring line leading 45° to the keel，used to check forward or astern movement of a vessel，is called a （）.
A. spring line
B. warp line
C. bow line
D. breast line
[单项选择]Air entering an air-cooled refrigeration system is indicated by （）.
A. frosting of the liquid line
B. higher than normal head pressure
C. a clear sight glass
D. abnormally cold reefer boxes
