如果您的花木种植区一半的道路，或与无孔材料覆盖，降水将流失到其他排的种植面积的土壤。
If half of your landscaped areas are paved or covered with nonporous materials, precipitation will drain to other to drain to planted soil areas.
所有内部墙壁、地板和天花板均采用硬质、无孔、不脱落材料建造。
All interior walls, floors and ceiling are constructed with hard, nonporous, non - shedding materials.
认为，要为工业燃烧炉提供大量富氧，关键问题是研制高性能连续无孔的超薄膜材料。
The article holds that the key problem in providing sufficient enriched-oxygen to the industrial furnaces is to develop a super thin continuously porous-free membrane material.
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