翻译：With Average or With Particular Average（WA or WPA）（）

简述布尔算符（OR）的作用。

正手发高远球时，当球落到击球人挥拍手臂向下（）能触到球的部位的一刹那，握紧球拍，并利用甩手腕的力量，向前上方鞭打用力击球。

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。

正手发不转球时，手臂由后上方向前下方挥摆，前臂快速做旋外转动要慢，拍面后仰角度要小，用球拍下部靠右的地方去碰球的（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。