Shutdown price（or point，or rule） 停业价格（或停业点、停业原则）

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

简述布尔算符（OR）的作用。

OR指令的作用是: 。( )

前刀面磨损主要是在切削速度（）、切削厚度（）的情况下切削（）金属材料时发生的。

当切削塑性金属材料时，若切削速度较高，切削厚度较厚，则易发生后刀面磨损。

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.

金属切削过程中，切屑与前刀面间的摩擦是由内摩擦和外摩擦组成，通常以内摩擦为主，内摩擦力约占总摩擦力的（）。

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。