ygs67 发表于 2016-3-3 09:32:31

ASTM F219-96(2013)

ASTM F219-96(2013) Standard Test Methods of Testing Fine Round and Flat Wire for Electron Devices and Lamps.

admin 发表于 2016-3-4 15:45:17

谢谢您的分享，金币已奖励！
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查看完整版本: ASTM F219-96(2013)