Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

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 （）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

采用压重、投抛砂石、浇筑水下混凝土或其他锚固方式等进行稳管施工时，应符合哪些规定？

当吹填区水深满足（）的满载吃水，并具有通航条件时，可采用水下抛填的方法进行水下部分填筑。

出现滑坡裂缝时，在可能滑坡体的下部修做固脚阻滑工程，以（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。