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。

Demand curve（or demand schedule） 需求曲线（或需求表）

路基填方用土采取“调”或“借”的界限距离称为（）。

路基按结构特点可分为填方路基、挖方路基和半填半挖路基，其中挖方路基称为（）

路基按结构特点可分为填方路基、挖方路基和半填半挖路基，其中填方路基称为（）

路基填方采用纵向调运或就近借土的分界距离是（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。