combined line and recording service
combined line and recording operation 长途连接制通信; 混合接续制长途通信 combined line and recording service 混合接续制长途通信 combined line and recording system 立接制 .
基于4个网页-相关网页
combined line and recording service
结合线路和录音业务
以上为机器翻译结果，长、整句建议使用 人工翻译 。