Compressed air is supplied by air compressors to______.
A.the air receivers
B.the starting valves
C.the cylinder covers
D.the distributors
第1题
The fresh air is compressed then stored in ()
A.the scavenging air receiver
B.the starting air bottle
C.the crankshaft
第2题
A.moisture in the compressed air supply
B.excessive dryness in the compressed air supply
C.pressure surging in the compressed air receiver
D.insufficient lubrication of the system components
第3题
第4题
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
第5题
The compressed air is supplied by _____ to the air reservoirs.
A.compressors
B.forced fans
C.ventilators
D.generators
第6题
A.air bottles
B.the scavenging air receiver
C.the crankcase
第7题
Air line lubricators are used in compressed air systems to lubricate _____.
A.the suction and discharge valves
B.tools and equipment served by compressed air
C.air line reducing valves
D.all of the above
第8题
The compressed air is supplied by () to the air receivers
A.compressors
B.generators
C.forced fans
第9题
第10题
Compressed air is supplied by air compression to _____.
A.the air receivers
B.the starting valves
C.the cylinder covers
D.the distributors
第11题
A.fuel oil
B. diesel oil
C. compressed air
D. jacket water
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