把课程理论与教学理论放在平列的水平来看，课程论研究的是教学什么，教学论侧重研究的则是怎样教学。

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.

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 （）.

软铅笔背面钩勒拷贝的操作步骤是：先绘制底稿，然后描摹底稿图形，再把拷贝纸放在绘图正稿纸上（背面朝下）。用（）钩勒图形。

软铅笔背面钩勒拷贝的操作步骤是：先绘制（）然后描摹底稿图形，再把拷贝纸放在绘图正稿纸上（背面朝下）。用硬铅笔钩勒图形。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。