英语词汇“電視通訊衛星”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	電視通訊衛星
释义	電視通訊衛星 diàn shì tōng xùn wèi xīng专门用来转播电视信号的人造卫星。此种通讯卫星接收电视台自地面传来的电视信号后，将信号放大，再传回地面。因通讯卫星位于空中，故信号的传送面较大，且不受地形影响，凡是面对卫星的地面，都可收到它转播的电视节目。
随便看	positive affects positive affer-image positive after positive afterimage positive after image positive after-image positive afterpotential positive after potential positive after-potential positive aftet potential positive AGC Positive Aging Positive air flow expansion process positive air pressure control positive airway pressure positive airway pressure ventilation positive alignment positive allometry positive allowance positive almostperiodic solution Positive almost periodic solution positive almost periodic solutions positive alpha angle positive altitude positive amplifier