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标题: ASTM A1085_A1085M-15 [打印本页]

作者: ygs67 时间: 2015-12-21 16:51:21 标题: ASTM A1085_A1085M-15

ASTM A1085_A1085M-15 Standard Specification for Cold-Formed Welded Carbon Steel Hollow Structural Sections (HSS).

作者: admin 时间: 2015-12-21 16:55:45

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