基础型课程注重学生基础学力的培养，即培养学生作为一个公民所必须的“三基”为中心的基础教养。“三基”指的是（）

可以在（）阶段采用Make-or-buy决策分析。

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。

显示肝脏含液性病变最清晰的是（）

下列哪些位置可以比较清晰的显示右肺中叶病变（）。

显示肝脏含液性病变最清晰的是

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。