PPRC cov kav dej, tseem hu ua Hom 3 Polypropylene Random Copolymer kav, yog qhov kev xaiv nrov rau cov kav dej, cua sov, thiab cua txias vim lawv pheej yig, ua haujlwm ntev, thiab yooj yim ntawm installation. Raws li kev siv PPRC cov kav dej txuas ntxiv nce ntxiv, yog li qhov kev thov rau PPRC yeeb nkab tshuab. Ntawm no, peb ...
Nyeem ntxiv