Open in TRC brake main relay circuit的中文意思是（）。

A . before TDC and close after BDC B . after TDC and close after BDC C . before TDC and close before BDC D . after TDC and close before BDC

A、cause an alarm condition B、secure power to the indicator C、secure power to the monitored device D、automatically reclose within 10 seconds.

A . pull the tagged end from the top of the coil B . pull the tagged end through the eye of the coil C . secure the outside end and unroll the coil D . unreel the coil from a spool

A . no fuel will be delivered through the nozzle B . the nozzle will overheat and crack C . time of injection will change D . fuel will leak into the drain line

A . made only of wire rope，due to possible weather conditions B . that will have the tow on a crest while your vessel is in a trough C . that will have the tow on a crest while your vessel is on a crest D . with little dip to gain maximum control of the tow

A . later and close sooner B . sooner and close later C . sooner and close sooner D . later and close later

A . after TDC B . before TDC C . after BDC D . before BDC

A . placed in a fixed bracket when being used B . clamped to any position convenient for the coxswain to see it C . permanently mounted on the lifeboat's centerline D . mounted in the center of the boat to eliminate deviatio

A . if the ship must be stand by B . if M-E should be stopped C . if keep-watching as in voyage D . if the ship must anchor two anchor

A．Use all open space as an aisle or walking route B．When conversing with your colleagues, avoid talking too louD C．Avoid bringing food with pungent odours. D．Do not eat in front of someone who is fasting. E．Label all your food items that you wish to store in the communal kitchen. F．Make use of a more private space to discuss confidential information. G. Practice good hygiene but don’t go overboard on aftershave or perfum E．

A．LP引气压力低于25PSI B．HP引气压力低于25PSI C．LP引气压力高于25PSI D．以上都不正确

A．Right B．Wrong C．Not mentioned

A．empty land and places B．wild areas in the countryside C．free land for everyone to live on

A．Use all open space as an aisle or walking route B．When conversing with your colleagues, avoid talking too louD C．Avoid bringing food with pungent odours. D．Do not eat in front of someone who is fasting. E．Label all your food items that you wish to store in the communal kitchen. F．Make use of a more private space to discuss confidential information. G. Practice good hygiene but don’t go overboard on aftershave or perfum E． 此题为多项选择题。