alldoing1 发表于 2018-5-19 02:46:24

ASTM B498-B498M-98R02

ASTM B498-B498M-98R02 Standard Specification for Zinc-Coated (Galvanized) Steel Core Wire for Aluminum Conductors, Steel Reinforced (ACSR)1

admin 发表于 2018-5-23 09:10:13

谢谢您的分享，金币已奖励!

2581684965 发表于 2019-9-21 09:27:50

:)谢谢您的分享，金币已奖励!
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