职业技能鉴定命题等值性评价是指试题之间和试卷之间进行绝对等值性评价的活动。

学生彼此之间左右相距的间隙叫距离。

距离是指个人或成队彼此之间左右相隔的间隙。

间隔是指个人或成队之间前后相距的间隙。

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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

流水步距是指组织流水施工时，前后两个相邻的施工过程（或专业工作队）先后开工的时间间隔。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。