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[国外标准] UL 94-2018 Tests for Flammability of Plastic Materials for Parts in Devices and Appliances

P:2019-02-16 11:59:47

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DM - dibenzothiazol disulfide二硫化二苯并噻唑(电线电缆用氯磺化聚乙烯促进剂) (0) 投诉

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