OR指令的作用是: 。( )

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。

维生素D有以下哪些生理功能（）。

下列哪种情况引起的体温升高属于生理性体温升高（）

毛发对人体有着保护、调节体温和（）的生理作用。

运动生理学是研究人体对运动的（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。