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.

营养需要的研究方法有（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

我国第一部系统研究农学的著作是《（）》。

农学的研究对象是（）。

假如某因素与某病关系的病例对照研究结果的OR值为0.3（P＜0.01），最可能的解释是（）。

饱和粘性土的不固结不排水强度主要取决于()【三峡大学2006年研究生入学考试试题】

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。