（）, 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 （）.

（）are liable to be stoten, pilfered or may damaged due to improper handing or stowage.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

试题(59)评价信息系统经济效益的方法不包括 (59) 。(59)

试题（14）网络系统设计过程中，逻辑网络设计阶段的任务是 （14） 。（14）

由国立山西大学1943年度新生入学试题清册中看到，考试内容包括：数学、史地、生物、公民和（）等科。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。