说明多媒体作品受运行环境限制，要求作品作者围绕此环境进行开发制作，是在多媒体作品开发的（）阶段。

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 （）.

（）are liable to be stoten, pilfered or may damaged due to improper handing or stowage.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

课题：“多媒体技术的发展与应用”教学内容：①多媒体计算机技术中的“媒体”类型和特征：②多媒体技术的发展历史：③多媒体的关键性技术的几种类型及应用领域。教学对象：高中二年级学生教学环境：多媒体教室请针对以上材料回答下面的问题： （1）设置合适的教学重难点。 （2）设置适合本节课的教学板书。 （3）请选择本节课的教学方法。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。