某社会经济现象在一定时期内平均每期增长的绝对数量是（）。

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。

在社会主义市场经济条件下，国家计划提出一定时期国民经济和社会发展的基本战略、基本任务和宏观调控目标，确定国民经济和社会发展的重大比例、结构、速度，以及需要配套实施的基本经济政策，集中体现了计划的（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。