Prior to any overhaul work on electric equipment, it is important to ensure the circuits are ().
A、A.live
B、B.dead
C、C.excited
D、D.on line
A、A.live
B、B.dead
C、C.excited
D、D.on line
A、within 4 days after the seaman's discharge B、prior to the vessel's departure on the next voyage C、prior to loading any out-bound cargo D、prior to any change of Master
A、any list,no matter where it is posted,shall be removed prior to ending his watch by the OOW B、the vessel should not be removed C、any and all lists on board the vessel should be taken off D、the inclination of the vessel should be corrected prior to ending his watch by the OOW
A、expose any loose connections B、demagnetize the metal elements C、bring the pointer to its true position D、contract and expand the glass face
A、no earlier than 24 hours prior to loading B、no later than 24 hours prior to loading C、anytime prior to loading D、weekly
A、A.Wear rubber gloves and boots B、B.Use only approved non-conducting tools C、C.Ground the case of the machine before beginning any repairs D、D.Open the supply circuits and tag the switches
A、a lifeboat drill be held within 12 hours prior to departure B、fire pumps be tested by starting within 12 hours prior to departure C、the emergency generator and lighting system be tested by starting and operating within 12 hours prior to departure D、the entire steering gear be tested within 12 hours prior to departure
A、as soon as possible B、prior to its publication C、in advance of any possible accident D、by means of other than airmails
A、The administrator has failed to run 'bosboot -ad <2nd disk>' prior to the bootlist command. B、The administrator has failed to run 'bootinfo -B <2nd disk>' prior to the bootlist command. C、The administrator has failed to run 'mirrorvg -m rootvg <2nd disk>' prior to the bootlist command. D、The administrator has failed to run 'bosboot -ad /dev/ipldevice <2nd disk>' prior to the bootlist command.