在完全竞争市场上，厂商对生产要素的需求量取决于（　　）。

班轮运输市场的结构可分为四类：完全竞争市场、完全垄断市场、垄断性竞争市场和寡头垄断市场。

根据汽车市场竞争程度，汽车市场可分为完全竞争市场、完全垄断市场、垄断竞争市场以及（）

试比较完全竞争市场和完全垄断市场的经济效率。

市场竞争可分为完全竞争、完全垄断、寡头垄断和（）

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。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。