单项选择题
In an engine with a pot-shaped piston, some lubricating oil from the main bearing will pass along a （） in the crankshaft to the bottom end bearing andthen up a connection rod to the gudgeon pin.
A.telescopic pipes
B.large bore
C.drilled passage
D.tied rod
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相关考题
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单项选择题
In an engine with a pot-shaped piston, some lubricating oil from the main bearing will pass along a drilled passage in the crankshaft to the bottom end bearing and then up a connection rod to the （）.
A.crosshead
B.crankpin
C.crank journal
D.gudgeon pin -
单项选择题
In addition to lubricating, cylinder oil assists in forming a gas seal and contains （） which clean the cylinder liner.
A.additives
B.water
C.grease
D.acid solution -
单项选择题
In a typical fuel system, the oil is stored in （） in the double bottom.
A.setting tanks
B.service tanks
C.tanks
D.drain tanks
