Lub teeb yuag qhob ntxiv | Kev Ua Haujlwm Siab Ua Foaming Cov Neeg Sawv Cev Rau Cov Khoom Siv Ntawm Tes
Foaming Agent for High Stability Foam Concrete: 20-Xyoo Qub Tub Rog Phau Ntawv Qhia Kom Tsis Txhob Muaj Kev Ua Yuam Kev Kim
Ib Zaj Dab Neeg ntawm Ob Slabs: Dab tsi Mus Tsis Ncaj Ncees Lawm? Ob xyoos dhau los, Ib tug neeg cog lus kuv cob qhia hu kuv, Lub suab nruj nrog kev ntxhov siab. He had just placed a large floor screed with foam concrete.…