逻辑通道程序 logical channel: 逻辑通道; 逻辑信道logical program: 逻辑程序pcch paging channel (logical channel): 寻呼信道(逻辑信道)channel program: 通道程序program channel: 程序通道; 传输程序通路; 节目信道下载手机词典可随时随地查词查翻译