简述广播电视传播的优势与劣势。

我国教育电视传播现状与发展趋势？

国家对广播电视无线传输覆盖业务、使用广播电视频率、购买无线广播电视发射设备以及迁建无线广播电视设施实行备案制度。

人际传播媒介主要包括报纸、杂志、广播、电视四大媒体。

广播电视的传播特点不包括（）。

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.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

英国和日本的广播电视事业采用（）的制度。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

广播电视的功能可以概括为新闻传播、社会教育、（）、信息服务四个方面。