A.操作完后，我们要发动电动机。
B.操作完之前，我们要关掉电动机。
C.操作之前，我们要发动电动机。
D.操作完后，我们要关掉电动机。
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A. 高速操作和野蛮开关舱是危险的
B. 高速和野蛮操作舱盖是危险的
C. 低速操作和野蛮开关舱是危险的
D. 低速和野蛮操作舱盖是危险的
A.这些舱盖通常是用电力驱动的
B.这些舱盖通常是用液压驱动的
C.这些舱盖通常是用电力或液压驱动的
D.这些舱盖通常是用油压或液压驱动的
A.水手长，要关舱吗？
B.水手要关舱吗？
C.水手长，要开舱吗？
D.水手要开舱吗？
A.我们何时开关舱盖？
B.我们何时关闭舱盖？
C.我们何时卸货？
D.我们何时开舱盖？
A. 船舶需要装货
B. 船舶需要卸货
C. 船舶需要装卸货
D. 船舶需要靠港
A. It’s raining! Let’s stop discharging .
B. It’s clear up! Let’s start discharging .
C. It’s clear up! Let’s start loading .
D. It’s raining! Let’s stop loading .
A. General cargo ships may load and discharge by her own winch.
B. Bulk carriers may handle cargo by her own derricks.
C. General cargo ships may load and discharge by her own derricks.
D. General cargo ships may load and discharge by cranes.
A. Please swing the derrick to wharf side.
B. Just go down the derrick , please.
C. Just a moment , please.
D. Please swing the derrick to inboard.
A. Wet cargo must be kept away from dry cargo.
B. Heavy cargo must be kept away from dry cargo.
C. Light cargo must be kept away from dry cargo.
D. Wet cargo must be kept away from light cargo.
A. Lashing bars, twist locks, bridge plates and bridge fittings are tools used for lashing containers.
B. Twist locks, bridge plates, bridge fittings and lashing bars are tools used for lashing containers.
C. Twist locks, lashing bars, bridge fittings and bridge plates are tools used for lashing containers.
D. Lashing bars, bridge fittings, bridge plates and twist locks are tools used for lashing containers.
最新试题
Persons who load and discharge ships are called stevedores.（）
We must use any stores carefully and return them after using.（）
Tell your stevedores to handle with care the fragile cargo.（）
What’s the matter with the winch?（）
NO TURNING OVER（）
Please close all the hatches.（）
The SWL of the derricks are different from 5 tons to 10 tons.（）
The safe working load of the derrick is 5 tons.（）
We had lashed deck cargo before the gale came.（）
DO NOT CRUSH （）