private automatic branch-exchange 中文意思是什麼
private automatic branch-exchange
解釋
專用自動交換-
Private automatic branch exchange
專用自動電話交換機 -
Private automatic branch exchange, pabx
用戶自動交換機 -
Private automatic branch exchange pabx
專用自動小交換機 -
Grading standard for stored program control private automatic telephone branch exchange quality
程式控制用戶自動電話交換機質量分等標準 -
Generic specification for stored program control digital private automatic branch telephone exchange system
程式控制數字用戶自動電話交換機通用技術條件 -
General specification for stored program control analogue private automatic branch telephone exchange system
程式控制模擬用戶自動電話交換機通用技術條件
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