Npaj cov hlau los yog hlau nto
plating tiag tiag
Kev kho deg tom qab galvanizing
Galvanizing yog txheej txheem txheej txheej yooj yim uas ua kom tiav zoo heev, feem ntau nyob ib ncig ntawm 80 µm, txog peb zaug thicker dua electroplating.
Cov txheej txheem Galvanizing tuaj yeem faib ua peb theem
Dec 16, 2022
Tso lus