试题的层次参数使试题具有了可对比性，提高了试题资源的有效价值

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（）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

如何考察教育对提高劳动生产率的贡献？

大学生应如何培养和提高适应能力？

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

如何提高生产率，科学计酬，是科学管理之父泰勒所关注的核心问题。