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

[单选题]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 . crossheadB . crankpinC . crank journalD . gudge

[单选题]For a diesel engine, when the piston is at the （）, the clearance volume is the largest.A . TDCB . DTCC . BDCD . DBC

[单选题]While engine is in operation the piston moves up and down, thus causing the rotation of the （）.A . crankcaseB . slipperC . cam housingD . crankshaft

[单选题]For diesel engine piston cooling, lubricating oil can be supplied to the pistons by a/an （）.A . oil sprayB . oil bathC . oil control ringsD . drilled passage through the camshaft

[单选题]A diesel engine piston ring face is in direct contact with the （）.A . top of the ring grooveB . cylinder liner oil filmC . bottom of the ring grooveD . back of the ring groove

[单选题]Piston No2 of main engine has been removed, and it will be （） by noon tomorrow.A . liftedB . reassembledC . dismountedD . disassembled

[单选题](piston area)×(piston stroke)×(numbers of the cylinders)=engine( ).A．brake horsepowerB．displacementC．cylinder volumeD．cylinder clearance

[名词解释] 漏斗骨盆(funnel shaped pelvis)

[单选题]For Vee-form engines, （） is shaped to given two slopping surface on which （） are placed at the correct relative angle to each other.A . the bottom of the column；the cylinder blocksB . the top of the column；the cylinder headsC . the top of the column；

[单选题]Mocha Pot的中文译名是（）A .摩卡咖啡B .咖啡壶C .摩卡壶D .加热器