网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
---Ring off engine! ---Ring off engine! （）
A
Finished with engine!
B
Engine rung off!
C
Engine stand by!
D
Got it.
参考答案
参考解析
解析：
暂无解析
更多 “单选题---Ring off engine! ---Ring off engine! （）A Finished with engine!B Engine rung off!C Engine stand by!D Got it.” 相关考题
考题
---Ring off engine! ---Ring off engine! _________________A.Finished with engine!B.Engine rung off!C.Engine stand by!D.Got it.
考题
Third Mate, we’ll enter the harbour, you should ring “________”now.A.Stand byB.Ring off engineC.Finished with engineD.Finish it
考题
In a diesel engine, when refitting piston rings you should ①check the ring gap at the smallest diameter of the cylinder ②remove carbon from the ring grooveA.①B.②C.①②D.neither ① nor ②
考题
备锚，摇“备车”钟。（）A、Get anchor ready and ring “Stand by engine”.B、Get anchor ready and ring “Finished with engine”.C、Get mooring ready and ring “Stand by engine”.D、Get mooring ready and ring “Finished with engine”.
考题
---Ring off engine! ---Ring off engine! （） A、Finished with engine!B、Engine rung off!C、Engine stand by!D、Got it.
考题
Third Mate, we’ll enter the harbour, you should ring “（）”now.A、Stand byB、Ring off engineC、Finished with engineD、Finish it
考题
单选题In large, low-speed, main propulsion diesel engine, position ring groove wear usually occurs at the（）A
top of the ring grooveB
back of the ring grooveC
bottom of the ring grooveD
piston ring end clearance
考题
单选题An over-speed trip serves to （）A
stop the engine by cutting off the cooling water supplyB
stop the engine by closing the air intakeC
slow the engine but not stop itD
slow the engine to half of normal load
考题
单选题In some diesel engine designs,（）the injection of cylinder oil is timed to impinge when the piston and only impinge on（）A
is coming upward；cylinder ring beltB
is going downward；piston ring beltC
is coming upward；piston ring beltD
is going downward；cylinder ring belt
考题
单选题The carbon deposits on the piston crown and in the ring grooves （）.A
should be scrapedB
should be derustedC
should be drilled outD
to be brushed off
考题
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
考题
单选题A condition contributing to diesel engine piston rings sticking in the ring grooves, is insufficient ring clearance at the ring（） Ⅰ.gap Ⅱ.sideA
ⅠonlyB
Ⅱ onlyC
both Ⅰ and ⅡD
neither Ⅰ nor Ⅱ
考题
单选题Diesel engine piston ring blow-by is usually caused by excessive ring clearance at the ring（）A
backB
sideC
gapD
bottom
考题
单选题Diesel engine ‘blow-by’ into the crankcase is caused by excessive ring（）A
back clearanceB
side clearanceC
gap clearanceD
taper clearance
考题
单选题A condition contributing to diesel engine piston rings sticking in the ring grooves, is insufficient ring clearance at the ring（）A
gapB
sideC
backD
radial
考题
单选题For any piston ring to operate smoothly without scuffing ,the ring must be （）.A
of a material harder than the cylinder linerB
properly lubricatedC
prevented from compressingD
prevented from rotating during engine operation
考题
单选题If the compression rings on a diesel engine piston become stuck in the ring groove, the cause may be due to（）A
excessive ring actionB
excessive ring temperatureC
improper ring rotationD
excessive ring face wear
考题
单选题When installing rings on a diesel engine piston, you should check the ring（）A
diametrical tensionB
gap clearanceC
radial thicknessD
face thickness
考题
单选题Which of the following conditions would cause carbon deposits to form in the piston ring belt of a diesel engine?（）A
faulty combustionB
excessive ring temperatureC
over lubricationD
all of the above
考题
单选题Stand by engine. （）A
Get the engine ready.B
Ring off engine.C
Stop engine.D
Stand on it.
热门标签
最新试卷
