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【单选题】
下述零件不属于气门传动组的是( )A.
凸轮轴
B.
气门
C.
液力挺柱
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【简答题】采集病料时,同一块组织中应包括________和________。
【单选题】If all other conditions such as bore , stroke speed , and mean effective pressures are equal , a two – stroke /cycle diesel engine will develop approximately---
A.
the same indicated horsepower as a four-stroke/cycle engine
B.
twice the indicated horsepower as a four-stroke/ engine
C.
one half the indicated horsepower as a four-stroke/cycle engine
D.
one power stoke for every two crankshaft revolution
【简答题】广告主、广告经营者、广告发布者违反 《广告法》 规定,有哪些侵权行为要依法承担民事责任?
【单选题】If all other conditions such as bore, stroke, speed, and mean effective pressures are equal, a two-stroke/cycle diesel engine will develop approximately（）
A.
the same indicated horsepower as a four-stroke/cycle engine
B.
twice the indicated horsepower as a four-stroke/cycle engine
C.
one half indicated horsepower as a four-stroke/cycle engine
D.
one power stroke for every two crankshaft revolutions
【单选题】If all other conditions such as bore, stroke, speed, and mean effective pressures are equal, a two stroke/cycle diesel engine will develop approximately
A.
the same indicated horsepower as a four-stroke/cycle engine
B.
twice the indicated horsepower as a four-stroke/cycle engine
C.
one half the indicated horsepower as a four-stroke/cycle engine
D.
one power stroke for every two crankshaft revolutions
【简答题】effective horsepower
【单选题】Effective horsepower is the power developed by the____ in the cylinder, but some of this is lost by friction within the engine.
A.
connecting rod
B.
crank
C.
crankshaft
D.
piston
【简答题】如果电容的单位为法拉，电压的单位为（），则电场能量的单位为（）。
【简答题】The diesel engine is a form of internal combustion engine similar to that used in a bus. Its power is expressed as brake horsepower (bhp). This is the power put out by the engine. Effective horsepower...
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