单层壳体结构的球罐最为常见，多用于（）

电子商务领域最为常见的市场结构是（）。

电子商务领域最为常见的市场结构是（）

斯坦福大学是典型的自由市场经济学派。

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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

以下哪个大学是典型的自由市场经济学派？（）

斯坦福大学是典型的自由市场经济学派。

市场营销调查中最为常见的内容是（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。