【名词&注释】
柴油机(diesel engine)、中心线(center line)、不一定(not always)
[单选题]废气涡轮增压器使柴油机的功率增加()倍。
A. 0.5
B. 1
C. 1.5
D. 2
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[单选题]关于曲轴臂距差的测量值如果测量点距曲柄销中心线越远,则臂距差的测量值()。
A. 越大
B. 越小
C. 固定不变
D. 不一定
[单选题]“Stand by an engine” means ()
A. “prepare to stop the engine”
B. “assemble an engine on its bedplate”
C. “make an engine ready for starting”
D. “dismantle an engine&rdquo
[单选题]The amount of lubricating oil in the drain tank should be checked by ().
A. measuring
B. sounding rod
C. metering
D. weighting
[单选题]Most fuel injection nozzles are opened by ().
A. fuel oil pressure
B. a cam operated follower
C. a spring-loaded pressure plate
D. timing gears keyed to the crankshaft
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