電話專用橋 的英文怎麼說

中文拼音 [diànhuàzhuānyòngqiáo]
電話專用橋 英文
telephone bridge
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : Ⅰ名詞(說出來的能夠表達思想的聲音, 或者把這種聲音記錄下來的文字) word; talk Ⅱ動詞(說; 談) talk about; speak about
  • : Ⅰ動詞(獨自掌握和佔有) monopolize; take possession alone Ⅱ形容詞(集中在一件事上的) concentrate...
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • : 名詞1. (橋梁) bridge 2. (姓氏) a surname
  • 電話 : 1. (電話裝置) telephone; phone; telephone system; telephony; [美俚] horn 2. (用電話裝置傳遞的話) phone call
  1. For recent years, adsl has world widely employed and widely used in many aspects such as vod, remote medical treatment and e - shopping etc. but we noticed that the traditional telephone networks are designed for the transmission of low frequency signals, and the adsl ' s frequency rang is from 0 to 1. 104mhz, so we must confront the signal attenuation, the loop line noise impairments, the crosstalk interferences, the bridge tap reflections and the rf disturbances problems and many other problems when transmitting the adsl signals one the telephone networks

    近幾年來, adsl在世界范圍內得到充分的使,廣泛應於視頻點播、遠程醫療、網上購物等各個方面。但是由於線網路是門為傳輸低頻信號而設計,而adsl的頻譜范圍在0 1 . 104mhz內,因此在傳輸adsl信號時,面臨著信號衰減、線路噪聲、串音干擾、接抽頭反射和射頻干擾等等多方面的問題,這就要求在adsl開通之前對線路進行一系列的測試。
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