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Kev paub

Dab tsi yog qhov zoo ntawm kev siv cov ntawv tuab PVC?

Dab tsi yog qhov zoo ntawm kev siv cov ntawv tuab PVC piv rau lwm cov ntaub ntawv rau kev tsim kho?

Yuav ua li cas cov thickness ntawm PVC los xij cuam tshuam lawv kev ua tau zoo thiab kav ntev?

Koj puas tuaj yeem muab cov piv txwv ntawm cov ntawv thov ua tiav ntawm Ps Phab Ntsa Vaj Huam Sib Luag Rau Chaw Nyob

Koj Tseem Yuav Zoo Li

Xa kev nug