surface film drainage
常见例句
- Closure cover system is one of important parts of landfill site construction, it includes landfill gas discharge guiding layer, geotechnical film, drainage layer and plant cover surface soil layer.
封場覆蓋系統是垃圾衛生填埋場建設的重要組成部分，覆蓋系統包括氣躰導排層、土工膜、排水層、植被表土層。 返回 surface film drainage