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。

区域重点建设的“三区”指代哪些内容？

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

（）记忆是运用语言所必需的记忆，它是一个心理词库，是一个人所掌握的有关字词或其他语言符号、其意义和指代物、它们之间的联系、以及有关规则、公式和操纵这些符号、概念和关系的算法的有组织知识。

成语中把什么花短暂开放指代美好的事物出现的时间很短？