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单选题
When good and steady service conditions have been achieved, the running surfaces of the piston rings and cylinder liner will be（）In addition, the rings will move freely in the grooves and also be well oiled intact, and not unduly worn.
A
hazy light
B
hazy light brown
C
hazy light blue
D
hazy light grey
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更多 “单选题When good and steady service conditions have been achieved, the running surfaces of the piston rings and cylinder liner will be（）In addition, the rings will move freely in the grooves and also be well oiled intact, and not unduly worn.A hazy lightB hazy light brownC hazy light blueD hazy light grey” 相关考题
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单选题DC C20/K-Chief 500的监测与报警系统中，若出现两个模块的节点ID冲突，则正确的做法是（）。A
无需处置，对系统正常工作没有影响。B
直接通过Rioload工具窗口对节点ID进行重新设置C
把其中一个节点脱离CAN总线，复位在线节点，然后用Rioload工具窗口对节点进行重新设置D
把两个节点脱离CAN总线，再用Rioload工具窗口对节点ID进行重新设置
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changing the direction of exhaust gas flowB
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changing the exhaust gas weightD
increasing the exhaust gas static pressure
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with the pin of the shackle through the chair's bridle eyeC
with a hook attaching the chair to the riding shackleD
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that a distress message will followB
a request for assistance in searching for a man overboardC
an urgent warning about a cycloneD
All of the above
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进油阀滞后关闭，回油阀滞后开启B
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PortB
Commercial areaC
BerthD
Roadstead
考题
单选题Before engaging the turning gear and turning the diesel engine, which of the following operation should be done except （）A
open the indicator cocksB
supply some LO to cylinder liner wall with lubricatorC
put the fuel handle in the stop positionD
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凭全部正本C
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Ⅰ～ⅢC
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考题
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