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[国外标准] UL 94-2020 Flammability of Plastic Materials for Parts in Devices and Appliances

P:2021-04-30 15:23:27

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UL94-2020 Flammability of Plastic Materials for Parts in Devices and Appliances

 

 

 

 

forked tube - 三通管 (0) 投诉

P:2021-04-30 21:29:27

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2021版出来了。

dielectric coefficient - 介电系数,介电常数 (0) 投诉

P:2021-05-01 09:49:45

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cscrahxm:

2021版出来了。


谢谢!

PB - push button按钮 (0) 投诉

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