? 国产成人一区二区精品视频,国产又色又爽又黄刺激的视频,欧美交A欧美精品喷水,中文字幕人妻中文AV不卡专区,大学生久久香蕉国产线看观看

国产精品久久久久9999_无人在线观看高清完整视频_久久精品国产亚洲av大全_亚洲成人色区_国产精品久久无码一区_国产精品亚洲综合色区韩国_老色鬼在线精品视频_免费无码高潮流白浆视频

Multi-Layer Metal Compounding Rolling Mill

Current Location： Home - Applications - Multi-Layer Metal Compounding Rolling Mill

4-Hi Hydraulic Rolling Mill for Copper & Nickel Compounding Strip

Date：2018-12-10     Author: 信息員      Visits：784   


    The 250mm4hi composite rolling mill provided by our company for a domestic customer realizes the rolling of copper-nickel composite materials, and comprehensively utilizes the characteristics of two different metal materials to realize a variety of material properties of one material.

Last article：Copper, Nickel and Copper Three-Laye... Next article：Period！