Tsev > Kev Paub > Ntsiab lus
Plua plav npog
- Apr 13, 2018 -

Nws tuaj yeem tiv thaiv kev nkag ntawm cov plua plav, chips, tawv xuab zeb, thiab lwm yam., Thiab txo qhov kev puas tsuaj ntawm cov ntaub ntawv nyuaj ntawm cov khoom txawv teb chaws mus rau qhov feem ntau ntawm qhov ntsuas thiab tswj xyuas qhov tseeb ntawm qhov ntsuas.


Daim ntaub ntawv: Cov dej tsis zoo, cov roj ua pov thawj, tshav kub-resistant, kub-insulating, txaws pov thawj, plua plav pov thawj, noo noo thiab lwm yam nta. Siv dav hauv lub neej txhua hnub, tshuab cuab yeej, tshuab, metallurgy, roj av, tshuaj lom neeg kev lag luam, forging, precision instruments thiab lwm yam lag luam.