In a four-stroke/cycle diesel engine, the camshaft rotates at _____.
A.twice the crankshaft speed
B.half the crankshaft speed
C.the same speed as that of the crankshaft
D.a speed independent of that of the crankshaft
第1题
A.Ensure proper cylinder lube oil flow
B.Open all air space drain cocks
C.Open all indicator valves
D.all of the above
第2题
A.decrease until the engine speed increases
B.increase as the load increases
C.decrease as the load
D.increases remain unchanged
第3题
A.compressed air
B.electricity
C.hydraulic oil
D.compressing air
第4题
A.gas oil
B.M.D.O
C.residue oil
D.crude oil
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!