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。

西欧中世纪大学最重要的特权是（）

下列西欧中世纪大学中哪些属于意大利（）

中世纪西欧大学地位最高的学院是（）

西欧中世纪大学所设学科一般为（）

在西欧中世纪大学中，按照学科划分一般包括（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。