电视教材的电视特点为：------。

电视教材是一种以（）为主去表现教学内容的教材。

简述电视教材以电视手段呈现教学内容的局限性。

从电视教材的教学特点的方面，简述电视教材与文字教材的关系。

简述电视教材的电视特点。

视听教材主要包括三种，分别为投影教材、录音教材和电视教材。

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.

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。