Kev Lag Luam Siv Tau:
Cov ntawv hlau, kho vajtse, khoom siv hauv chav ua noj, khoom siv hluav taws xob, khoom siv hauv tsheb, tsom iav, kev tshaj tawm, khoom siv tes ua, teeb pom kev zoo, kho kom zoo nkauj, hniav nyiaj hniav kub, thiab lwm yam. Rooj tog, khoom siv kho mob, khoom siv qoj ib ce, kev tshawb nrhiav roj, txee tso saib, tshuab ua liaj ua teb, choj, nkoj, cov khoom siv hauv tsev, thiab lwm yam.
Cov Khoom Siv Tau:
Tshwj xeeb rau cov hlau carbon, hlau tsis xeb, hlau galvanized, hlau alloy, titanium, txhuas, tooj dag, tooj liab, thiab lwm yam. Puag ncig, plaub fab, duab plaub fab, oval, duav puag ncig thiab lwm yam duab raj.
Cov Qauv Qhia Txog:
