在搜索引擎中输入检索式：“公司OR企业”表示检索结果（）

刀具切削过程中产生积屑瘤，刀具的实际前角（）

简述积屑瘤的成因及其对加工过程的影响。

切削脆性金属材料时，一般不易产生积屑瘤。

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。

消除金属加工中积屑瘤的措施是（）。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。