Fine roots could also improve soil permeability effectively to decrease runoff and weaken soil erosion.
须根还能有效地增强土壤渗透性，减少径流，从而达到减少土壤冲刷的目的。
The resulting reservoirs are primarily of secondary porosity with fine throats and very low permeability.
形成了小容量特低渗透性细喉道以次生孔隙为主的双孔隙度储集层。
The measures to improve the anti permeability in construction have been put forward from the perspectives of design, construction, raw materials, fine structure, application and maintenance.
从设计、施工、原材料、细部构造、使用维护等方面提出提高防水砼抗渗性能的措施。
应用推荐