Rau cov neeg uas nrhiav kom nrawm dua lub pas dej da dej lossis lub vaj rau qhov zoo nkauj siab, WFP04-Weathering steel pas dej tsaws tsag yog qhov kev xaiv tshwj xeeb tshwj xeeb.
Cov Hluav Taws Xob Hluav Taws Xob Sab Nraud Sab Nraud tuaj yeem hloov kho kom tau raws li qhov project xav tau ntawm cov ntaub thaiv dej dav, qhov ntev, xim, thiab kev ncig. Nws kuj tseem tuaj yeem ua ke nrog cov khoom siv hluav taws xob xws li cov thawv paj, cov ntxaij vab tshaus, thiab cov hluav taws kub, pab cov tswv lag luam, cov tuam txhab tsim kho vaj tse, tsev so, thiab cov neeg tsim khoom tsim kom muaj kev sib koom ua ke sab nraum zoov cov khoom lag luam thaum txhim kho txoj haujlwm muaj koob meej thiab kev lag luam rov hais dua.
Tau ib nqe lus
