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。

简述“平均地权”具体实行办法的步骤。

简述公共管理绩效评估的基本步骤。公共管理绩效评估的基本步骤是

简述平均数检验的一般步骤。

假设检验的一般步骤包括（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

简述序时平均数与一般平均数的异同。