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calcium fluride management protection requirments x-ray tube scopethis part
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  2. DB41/T 2139-2021 in English
DB41/T 2139-2021 in English

DB41/T 2139-2021 in English

VALID

  • Issued on:2021-04-12
  • Implemented on:2021-07-12
  • File Format:PDF
  • Delivery:RFQ
Price(USD)： RFQ
Standard No: DB41/T 2139-2021
Document status: VALID
Title in English:
Title in Chinese: 公路隧道施工地质预报技术规范
Language: English
File Format: Electronic (PDF)
Delivery: RFQ
Issued on: 2021-04-12
Implemented on: 2021-07-12
ICS Classification: 93.060-Tunnel construction
Chinese Classification: P66-Highway engineering
Professional Classification: DB-Provincial Standard
More samples: JGJ 94-2008 GB 18306-2015 QC/T 942-2021
Sample only — not a preview of DB41/T 2139-2021
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