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IEC 60050-815-2015 amd3-2021.pdf
IEC 60050- 815 Edition 2.0 2021-04 INTER NA TIONA L STA NDA RD NORME INTER NA TIONA LE IEC 60050-815:2015-11/A...
2025-12-06发布0 浏览8 页0 次下载700.03 KB
ISO IEC IEEE 08802-3-2021 amd3-2021.pdf
Telecommunications and exchange between information technology systems — Requirements for local and metropolitan are...
2025-11-20发布127 浏览404 页5 次下载4.83 MB
ISO IEC IEEE 08802-1Q-2020 amd3-2021.pdf
Telecommunications and exchange between information technology systems — Requirements for local and metropolitan are...
2025-11-20发布188 浏览42 页4 次下载1.73 MB
ISO 07010-2019 amd3-2021.pdf
Graphical symbols — Safety colours and safety signs — Registered safety signsAMENDMENT 3Symboles graphiques — Co...
2025-11-19发布56 浏览10 页1 次下载862.2 KB
AS NZS 60335.2.81-2015 amd3-2021.pdf
COPYRIGHT AS/NZS 60335.2.81/AMD 3/2021-06-25 STANDARDS AUSTRALIA/STANDARDS NEW ZEALAND Amendment No. 3 to AS/NZS 6033...
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