TV Phab ntsa uv PVC Sheet

Ib qho txiaj ntsig tseem ceeb tshaj plaws ntawm cov ntawv PVC yog tias lawv muaj hluav taws kub tsis txaus ntseeg. Qhov tseeb, feem ntau cov ntawv PVC raug ntsuas raws li B1 hluav taws-tiv taus, uas txhais tau hais tias lawv tiv taus cov nplaim taws thiab yuav tsis tsim cov pa phem thaum muaj hluav taws. Qhov no ua rau cov ntawv PVC yog qhov kev xaiv zoo tshaj plaws rau thaj chaw uas muaj kev phom sij rau hluav taws.