You need a science or engineering background

本帖于 2016-08-08 10:39:48 时间, 由普通用户 by心言 编辑

to do this. First of all, human hairs can be so thick and they can't vary between 50 to 150 microns. If you don't know, you can google to find out. Just don't do this kind of trick to claim you are always correct. Secondly, E D T is not rolling or pressing, you need some engineering background to understand it. It is absolutely not a pretreatment for any coatings! Finally, do not register female IDs to carry this on anymore. Any misleading info can get people sick!    

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希望你先google一下人类头发的直径。 -blanchill- 给 blanchill 发送悄悄话 blanchill 的博客首页 (0 bytes) () 08/11/2016 postreply 07:05:01

请您先登陆,再发跟帖!