trunk circuit 中文意思是什麼

trunk circuit 解釋
長途電路
  • trunk : n 1 樹干 （opp branch）; 軀干，身軀。2 本體，主要部分；（河的）主流；（鐵道等的）干線；大血管，大...
  • circuit : n 1 （某一范圍的）周邊一圈；巡迴，周遊；巡迴路線[區域]；迂路。2 巡迴審判（區）；巡迴律師會。3 【...
  1. This requires new kinds of circuit - switching gateways that feature lan interfaces and telephony trunk connections to public networks and pbxs

    這就要求用新型的電路交換網關，它們具有局域網介面和與公用網和用戶交換機電話中繼線連接的特點。
  2. Analog trunk circuit tac

    模擬中繼電路
  3. Before 1984, the great majority of the trunk circuits in the city were copper cable, with one copper wire per circuit

    在此以前的中繼電路絕大多數是銅線中繼電纜，一對銅線一條電路。
  4. However, compared with developed nations, we still have large room for development in voice service. thus, it is of realistic significance for us to transform the legacy switches by replacing the 2 mbits trunk interfaces with stm - 1 trunk interfaces ( 155 mbits ) in the legacy circuit - switched switches

    17億門，但比起發達國家的水平，我國的話音業務仍然有很大的發展空間。因此對傳統交換機的改造仍具有現實意義。在傳統的電路交換機中用stm - 1 （ 155mbits ）中繼介面取代2mbits中繼介面，意義重大。
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