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[国外标准] BS 7655-3.1-1997 Specification for insulating and sheathing materials for cables. PVC insulating compounds. Harmonized types

yuying0103

P:2010-11-15 12:07:06

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BS 7655-4.1

BS 7655-3.1-1997 BS 7655-3.1-1997 Specification for insulating and sheathing materials for cables. PVC insulating compounds. Harmonized types.pdf

two-minute wire - 耐酸钢丝(美国的一种镀锌钢丝术语,该钢丝浸入中性硫酸铜溶液中能耐受2min) （0） 投诉

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