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）

马斯洛的需求层次理论认为人的行为过程的最低层次需求是（）

根据马斯洛的需求层次理论，（）是最低层次的需求。

公共安全管理起源于需求层次理论与人的安全需求。

“群体动力论”是谁提出的？（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。