91在线导航-黑人巨茎精品欧美一区二区-啪啪在线观看-国产超碰人人做人人爱一二区视品-亚洲成av人的天堂在线观看-久久av高潮av-无码成人精品区在线观看-一级片小视频-国产精品一区二区人人爽79欧美-五月激情综合-女生高潮视频在线观看-成人无码小视频在线观看-中文字幕在线免费视频-国产情侣作爱视频免费观看-中国女人精69xxxxxx视频

Die casting factory CNC processing, essentially is the die casting machine rapid prototyping of metal blanks, through the computer-controlled cutting machine tool for precision trimming, because die casting can only make the general outline of the parts and the basic shape, but can not guarantee that the mounting surface, screw holes, bearings, and other key positions of the ultra-high precision, and even more can not be directly excised into the mouth and burr, only through the CNC this road “Only through the CNC process, die-casting parts can be transformed from semi-finished products with residual material and rough tolerance into qualified parts with accurate dimensions that can be directly delivered to customers for assembly.