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。

气动装配工具有：（）气动扭矩扳手、（）式气动扭矩扳手、直接输出式气动扭矩扳手等

常用扳手有活络扳手、（）、梅花扳手、两用扳手、套筒扳手、内六角扳手、扭力扳手和专用扳手等，各种扳手都有其不同规格。

学生成绩的考查与评定，俗称测验和考试。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。