Lub tshuab nqus tsev vacuum PVC hloov cov khoom siv ntoo nrog yas

PVC ntoo-yas composite khoom yog ib hom tshiab ntawm cov khoom sib xyaw npaj los ntawm cov txheej txheem kub nias nrog cov ntaub ntawv tseem ceeb ntawm cov khib nyiab ntoo fiber ntau thiab yas, ntxiv los ntawm cov khoom tsim nyog. Nws cov khoom siv tag nrho lub tswv yim ntawm kev rov ua dua tshiab ntawm cov khoom siv txuas ntxiv dua tshiab thiab cov khoom siv roj av, thiab tseem ceeb heev rau kev txo qis tam sim no ntawm cov khoom siv ntoo thiab roj av thiab kev ua qias tuaj ib puag ncig.