A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

The （） is used for hauling in or letting out the wires or ropes.

Vessels must be（）valid certificate of nationality or certificated of registry or license.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

（）are liable to be stoten, pilfered or may damaged due to improper handing or stowage.

北伐战争的先锋是（）

北伐战争中取得汀泗桥，贺胜桥战役胜利的北伐先锋是（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

电子工程学院举办的法律知识竞赛内容是什么？（列举五个）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

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