"Characteristics synchronous " CNS Standards List |
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CNS 13834
2018 Edition Types and general characteristics of synchronous digital hierarchy (SDH) equipment 同步數位階層設備之類型及一般特性 |
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CNS 13934
2018 Edition Characteristics of synchronous digital hierarchy (SDH) multiplexing equipment functional blocks 同步數位階層多工設備功能方塊的特性 |
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