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[国外标准] AS 1746-1991 Conductors-Bare overhead-Hard-drawn copper

P:2007-12-27 10:31:10

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AS 1746-1991 Conductors-Bare overhead-Hard-drawn copper.pdf

Modulus of volumetric elasticity - 体积弹性系数 弹性材料之应力与应变之比。 (0) 投诉

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