dial up line 中文意思是什麼
dial up line
解釋
撥號線路-
If the zero mark on the dial does not line up with the red jewel, adjust the height of the arm rest so that the mark and jewel do line up
若鈕上的零標示並沒有對到紅寶石，調整唱臂架的高度使得兩者對齊[這我不清楚，要看到唱臂才會知道是什麼，可能是紅色的刻度吧] 。 -
Media gatewaytdmatm integrated access equipment is the main way of narrow band and data private line access. users may access fixed telephone network and dial - up access braodband man through twisted cable ; users may access broadband data network through adsl or ddn, or fr, etc ; mobile comminication users may access 2g or 3g mobile communication network through base station equipment and wireless gateway
媒體網關tdmatm綜合接入設備主要是窄帶和數據專線接入方式，用戶通過雙絞線可以接入固定電話網以及撥號接入寬帶ip城域網；用戶通過adsl或ddn 、 fr等可接入寬帶基礎數據網；移動通信用戶通過基站設備和無線網關可接入第二代或第三代移動通信網。 -
The modulation used by a dial - up modem is very different from that used by a cable modem, because a twisted - pair phone line and a coaxial cable differ in the amplitude, frequency and phase of the signals they can carry
撥接數據機所使用的調制，與纜線數據機大相逕庭，因為電話的雙絞線與同軸電纜所攜帶的訊號，各具有不同的振幅、頻率與相位。 -
If you wanted to use a phone line to dial up, it was very slow and not much information was available that way
如果你想要使用一具電話線向上撥，它非常慢，而且不很多的數據那樣是可得的。 -
The communication technology of electric automatic system is discussed. it principally studies the technology of organizing nets, the communication technology of low pressure electric line and the technology of spread spectrum communication. it gives the project that power line carrier and direct sequence spread spectrum communication are combined with automatic dial - up passing modems for daqing automatic reading meter system
探討了電力自動抄表系統的通信技術，重點研究了組網技術，低壓電力線通信技術，擴頻通信技術，提出了在大慶電力自動抄表系統中利用公眾電話網通過數據機自動撥號、電力載波和無線直接序列擴頻通信相結合的數據傳輸方案。 -
Alternatively, you can also make a connection to the campus network through the free - of - charge dial - up modem pool, by using a modem over a telephone line
另外，我們也提供免費的撥號連線服務，同學可用家中的電話線上網。
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