（）, 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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

下列建设项目经济评价指标中，属于静态指标的是（）。

下列经济评价指标属于静态指标的有（）。

下列经济评价指标（）属于静态指标

下列投资方案经济评价指标中，属于静态评价指标的是（）。

下列方案经济评价指标中，属于静态评价指标的有（　　）。

技术方案经济效果评价的静态评价指标包括（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。