大学生学习心理的一般特点（）

常见的大学生心理障碍症状主要有（）。

大学生遇到心理障碍可以（）.

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。

不属于当代大学生心理发展特点的是（）。

中国现代心理学开创的标志是北京大学于（）年建立的心理学实验室。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。