【单选题】
Ring off engine！（）
A、用车完毕！
B、主机定速！
C、备车！
D、摇铃！
查看正确答案A、Finished with engine! B、Engine rung off! C、Engine stand by! D、Got it.
搜题
更多“Ring off engine！（）”相关的问题
第5题
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”.
第6题
A、A.excessive ring action B、B.excessive ring temperature C、C.improper ring rotation D、D.excessive ring face wear
第8题
A、top of the ring groove B、cylinder liner oil film C、bottom of the ring groove D、back of the ring groove
第9题
A、A.top of the ring groove B、B.back of the ring groove C、C.bottom of the ring groove D、D.piston ring end clearance
