Tuam Tshoj Pob Valve Yuav Qhia: Yuav ua li cas xaiv txoj cai Tuam Tshoj pob valve
Pob valve yog cov khoom siv tswj cov dej uas nquag siv, nws cov qauv yooj yim, zoo sealing thiab lwm yam zoo ua rau nws siv dav hauv roj av, tshuaj, metallurgy, hluav taws xob thiab lwm yam lag luam hauv kev tswj dej. Hauv kev yuav khoomTuam Tshoj pob valve, koj yuav tsum tau xyuam xim rau cov nram qab no yam nyob rau hauv thiaj li yuav xaiv txoj cai Tuam Tshoj pob valve.