Nrig khoom lag luam
-
Nrig tooj dag hlau yog hom tooj liab tooj liab. Sab hauv ntawm cov hlau yog ua los ntawm cov tooj daj zoo, uas tuaj yeem txhim kho cov kev ua tau zoo ntawm cov brass xaim xaim. Cov roj hmab hlau sab nraud yog ua los ntawm insulated roj hmab zoo, thiab qee qhov siv zoo dua yas tiv thaiv cov khoom thiab kuj muaj cov khoom siv riding zoo heev. Brass xaim muaj cov khoom siv zoo thiab cov ntshiab zoo hauv lub xeev kub.
-
Brass pipe, A type of non-ferrous metal pipe, it is a pressed and drawn seamless pipe. Cov kav dej tooj liab yog cov muaj zog thiab corrosion-resistant, ua rau lawv xaiv thawj rau cov khoom siv niaj hnub, cua sov thiab cua txias hauv txhua lub tsev lag luam. Brass pipes are the best water supply pipes.
-
-
-
