A、A.near the ship’s whistle
B、B.on the funnel
C、C.in the vicinity of radio aerials
D、D.near the radar scanner
更多“Before wore is commenced（）the officer responsible should ensure that power is shut off and warning notices posted on the bridge and in the machinery spaces.”相关的问题
A、select * from emp where comm=''; B、select * from emp where comm=null; C、select * from emp where nvl(comm)=0; D、select * from emp where comm is null; E、select * from emp where nvl(comm,0)=0;
A、select ename,nvl（comm.,0）from emp B、select ename,null（comm.,0）from emp C、SELECT ename,NULLIF（comm,0）FROM emp D、SELECT ename,DECODE（comm.,NULL,0）FROM emp
A、before the stowage plan is made B、when the stowage plan is made C、after the stowage plan is made D、before loading
A、trAcertwww.ctthn.comm B、routwww.ctthn.comm C、pingwww.ctthn.comm D、netstAtwww.ctthn.comm
A、Explore the ramification of the change before implementation. B、Determine the service level agreement in place before implementation. C、Review the equipment disposal procedures and policies before implementation. D、Notify all staff members of the planned system outage before implementation.
A、after the point is reached at which the failures begin to increase rapidly B、before the point is reached at which the failures begin to increase rapidly C、before the point is reached at which the failures begin to increase slowly D、after the point is reached at which the failures begin to increase slowly
A、before the boat is lowered from the stowed position B、as the boat-fall blocks break clear of the davit head C、before the boat is lowered from the embarkation level D、after the boat is released into the water
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