Xov Xwm Kev Lag Luam

Geotextiles yog ib qho tseem ceeb ntawm kev tsim kho vaj tse thiab kev tsim kho ib puag ncig, thiab qhov kev thov rau geotextiles hauv kev ua lag luam txuas ntxiv nce vim muaj kev cuam tshuam ntawm kev tiv thaiv ib puag ncig thiab kev tsim kho vaj tse. Kev ua lag luam geotextile muaj lub zog zoo thiab muaj peev xwm zoo ...Nyeem ntxiv»