既是劳动社会学研究的主体，又是形成劳动领域中社会关系和社会结构的基本因素的是（ ）

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

既是劳动社会学研究的主体，又是形成劳动领域中社会关系和社会结构的基本因素的是

在搜索引擎中输入检索式：“公司OR企业”表示检索结果（）

（）是中国早期社会学中的一个重要学派，是学院派社会学的主流。

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。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。