物流系统的要素包括物流系统的功能要素、物流系统的（）、物流系统的支撑要素和物流系统的物质基础要素。

社会因素是指社会的各项构成要素，包括环境、人口、文明程度；也可将社会因素分成两个方面，即社会环境和（）

目前中国社会学界普遍认同社会构成的“三要素”论，包括（）。

社会体育的基本要素包括（）；（）、社会体育设施、社会体育组织和社会体育方法。

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。

美国社会学家利维特提出的社会组织的基本要素包括( )。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。