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。

总体指标也称为总体参数，是根据总体各个单位的标志值计算的统计指标，总体指标具有（）。

总体是由许多具有同质性的个别事物组成的整体；总体单位是（）的组成单位。

（）是指统计总体的各个单位必须在某些方面而且至少在一个方面具备某种共同的性质。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。