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[国外标准] IEC 60287-2-3-2024 Electric cables - Calculation of the current rating - Part 2-3: Thermal resistance - Cables installed in ventilated tunnels

longR2

P:2026-02-04 18:10:42

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IEC 60287-2-3-2024

IEC 60287-2-3-2024 Electric cables - Calculation of the current rating - Part 2-3: Thermal resistance - Cables installed in ventilated tunnels.pdf

controlled atmosphere furnace - 可控大气退火炉 （0） 投诉

uyless

P:2026-09-06 09:09:23

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学习中

VCVDC - Vinyl chloride-vinylidene chloride 氯乙烯/偏氯乙烯共聚物 （0） 投诉

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