killer007 发表于 2017-8-29 16:05:42

BS EN 59-2016 Glass reinforced plastics — Determination of indentation hardnes

BS EN 59-2016 Glass reinforced plastics — Determination of indentation hardness by means of a Barcolhardness tester




admin 发表于 2017-8-29 18:54:22

谢谢您的分享,金币已奖励!
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