For Vee-form engines, （） is shaped to given two slopping surface on which （） are placed at the correct relative angle to each other.

[单选题]Vee-type engines have the connecting rods from two cylinders connected to each _____ of the crankshaft.A．throwB．webC．main bearingD．deflection

[单选题]Vee-type engines have the connecting rods from two cylinders connected to each （） of the crankshaft.A . throwB . webC . main bearingD . deflectio

[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 theA．crossheadB．crankpinC．crank journalD．gudgeon pin

[名词解释] 漏斗骨盆(funnel shaped pelvis)

[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]_____ the engines, the diesel engine is ____ used engine on boardA．Between / more commonlyB．Among / the most commonlyC．Between / not more commonlyD．Among / not the most commonly

[问答题]The earth on which we live is shaped like a ball.

[单选题]D．iesel engines are started by supplying into the cylinders in the appropriate sequence for the required direction.A．cooling waterB．compressing airC．compressed airD．cylinder oil

[单选题]The search engines work by means of _________.A． arranging links to the InternetB． submitting specific search termC． updating a knowledge databaseD． searching engine spiders

[单选题]（） the engines, the diesel engine is（） used engine on board.A . Between；more commonlyB . Among；the most commonlyC . Between；not more commonlyD . Among；not the most commonly