（翻译）对这次地震可能的成因,科学家尚未能做出结论。   

口服补液及时纠正脱水，应用ORS，说法正确的是（）

自学成才却获得了布朗大学、普林斯顿大学和宾夕法尼亚大学等七个著名大学荣誉博士学位管理学家是（）。

1890年，美国个性心理学家（）发表了《心理测验与测量》的论文，介绍了他编制的第一套心理测验试题，并用这套试题测量了哥伦比亚大学的学生，使测验走出实验室直接应用于实际。

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。

领导权变理论最早是哪位管理学家做出评价的（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。