关于群体规范的研究始于美国社会心理学家（）。

关于群体规范的研究始于美国社会心理学家（）。

需要层次理论是研究人的需要结构的一种理论，是美国心理学家（）所首创的一种理论。

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。

在其专著《心理感应抗拒理论》中首次提出心理感应抗拒理论的美国心理学家是（）。

请论述职业群体的心理咨询与其他咨询的区别。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。