HVACRAMS2009 发表于 2012-5-29 13:28:26

求ASTM D2900-90(1997)e1

哪位大侠有这个标准！
谢谢
ASTMD2900-90(1997)e1


WithdrawnStandard:ASTMD2900-90(1997)e1StandardTestMethodforAcceleratedLifeTestofElectricalGradeMagnesiumOxideasUsedinSheathed-TypeElectricHeatingElements(Withdrawn2003)

cttc 发表于 2012-5-30 21:43:16

顶！！！1
页: [1]
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