()(解掉)the spring !
A、Make fast
B、Let go
C、Hold on
D、Pay out
A、Make fast
B、Let go
C、Hold on
D、Pay out
A、Unmoor all lines except the headline and forward spring. B、Moor all lines except the headline and forward spring. C、Hold on all lines except the headline and forward spring. D、Let go the headline and forward spring.
A、let go all the lines forward including head line and spring B、let go the head line and spring only C、let go all the lines except a head line and a spring D、let go the head line and spring including all the lines
A、a glazed surface on the spring B、nicks in the protective coating C、a build up of sludge deposits D、cracks in the surface of the spring
A、one valve seats upwards, while the other seats downwards B、the reed valves used on the discharge are made substantially thicker and heavier than the suction valves C、the suction valve springs exert a greater tension than the discharge valve springs D、the discharge valve springs exert a greater tension than the suction valve springs
A、forward spring line and going slow ahead on the inboard engine B、after spring line and going slow astern on the outboard engine C、forward spring line and going slow ahead on both engines D、forward spring line and going slow ahead on the outboard engine
A、when the moon is new or full B、when the moon and sun have declination of the same name C、only when the moon and sun are on the same sides of the earth D、at the beginning of spring when the sun is over the equator
A、centrifugal force rotates the ball-head B、flyweight centrifugal force is balanced by spring force C、flyweight centrifugal force is balanced by hydraulic pressure D、speeder spring alone actuates the fuel control rod
A、解掉艇首缆绳,启动艇机,用车,驶离船舶 B、稍用外舷舵,使艇与船偏离一段距离,启动艇机、用车,解掉缆绳驶离 C、稍用里舷舵,操艇与船航行一段距离,启动艇机、用车,解掉缆绳驶离