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Position: Chinese Standard in English/YD/T 4139-2022
YD/T 4139-2022   Standard on the Maintenance and Service of Fire and Security Facilities in Communication Systems (English Version)
Standard No.: YD/T 4139-2022 Status:valid remind me the status change
Language:English File Format:PDF
Word Count: 82500 words Price(USD):2475.00 remind me the price change
Implemented on:2023-1-1 Delivery: via email in 1~5 business day
Standard No.: YD/T 4139-2022
English Name: Standard on the Maintenance and Service of Fire and Security Facilities in Communication Systems
Chinese Name: 通信行业消防安防设施维护规程
Chinese Classification: L04    Basic standards and general methods
Professional Classification: YD    Professional Standard - Telecommunication
Issued by: MIIT
Issued on: 2022-9-30
Implemented on: 2023-1-1
Status: valid
Language: English
File Format: PDF
Word Count: 82500 words
Price(USD): 2475.00
Delivery: via email in 1~5 business day
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