Teleservices include telephony , teletex , telefax , videotex , telex , and teleconferencing .

电信业务包括电话、智能用户电报、用户传真、可视图文、用户电报和远程会议。

Telefax sent telegrams , manuscripts , line drawings , maps and page proofs for magazines .

电传业务为杂志社传送电报、手稿、线条画、地图和校样。

Article 83 all the arbitration documents , notices and materials may be sent in person to the parties or their attorneys , or by registered letter or express airmail , telefax , telex , cable or by any other means which are deemed proper by the secretariat .

第八十三条有关仲裁的一切文书、通知、材料等均可以派人或以挂号信或航空特快专递、传真、电传、电报或秘书处认为适当的其他方式发送给当事人或其仲裁代理人。