PVC los yog polyvinyl chloride board sawv cev rau cov khoom siv uas tsim los ntawm kev tsim cov polymer network ntawm PVC thiab polyurea.Nws muaj ntau qhov zoo, xws li txhim kho qhov yooj yim, kev siv nyiaj zoo, txhim kho rov siv dua, siab tiv thaiv cov tshuaj, ya raws thiab hluav taws, thiab ...
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