（）, 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.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

行为修正模式的理论基础包括经典条件作用理论、操作性条件作用理论和（）。

斯金纳区分了（）行为和操作型行为，提出了继巴甫洛夫的经典条件反射之后的影响深远的操作性条件反射原理。

华生的行为主义以巴甫洛夫的经典条件反射、桑代克的（）的学习理论与研究为行为学习论打下了理论与方法基础。

操作条件作用论是由现代心理学领域中最重要、最有影响的行为主义心理学家（）提出来的.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。