- 數(shù)據(jù)服務(wù)設(shè)備
- 數(shù)據(jù)業(yè)務(wù)設(shè)備
- 數(shù)字服務(wù)單元
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data service unit中文什么意思
例句與用法
- Dsu csu channel service unit data service unit
數(shù)據(jù)服務(wù)信道信道服務(wù)單位 - Data service unit , dsu
資料服務(wù)單元 - Dsu data service unit
數(shù)據(jù)服務(wù)單元 - Data circuit and data service unit （ dsu ） are provided and maintained by cht while the customer premises equipment ( cpe ) is provided and maintained by the customer
四、數(shù)據(jù)電路暨數(shù)位數(shù)據(jù)機（ dsu ）由本公司供租與維護。用戶終端設(shè)備（ cpe ）由用戶自備與維護。
百科釋義
A data service unit, sometimes called a digital service unit, is a piece of telecommunications circuit terminating equipment that transforms digital data between telephone company lines and local equipment. The device converts bipolar digital signals coming ultimately from a digital circuit and directly from a Channel service unit (CSU), into a format (e.
詳細百科解釋