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Chinese National Standards
中華民國國家標準
- Taiwan 台灣 -
　

"waiting " CNS Standards List

| Information technology | Child use | Electric Propeller | 660V, Multi | Technical systems | General Rules | Slotted Headless | Glossary terms |
X-Information & Communication
CNS 13882    2018 Edition
Integrated services digital network call waiting supplementary service
整體服務數位網路–話中插接增添服務

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