1.阴沟,暗渠,地下沟道
1.用暗渠排去(...处)的水
1.an underground drain or system of drains on agricultural land
1.to equip an area, especially cultivated land, with a system of underground drains
1.Absorb &limit the spill, avoid the contamination spraying around the walkways and into the underdrain.
用于吸附并限制泄漏，避免泄漏污染过道，下水道等；
2.Reasonable Application of Rate in Project Budget and Final Accounts of A Certain Underdrain
某暗渠工程预决算中定额的合理套用
3.Dewatering Technology for Underdrain Construction
浑河截流暗渠施工降水技术
4.Construction Technology for Hujialou Station Passing through Underdrain in Beijing Metro
北京地铁呼家楼车站穿越暗河施工技术
5.Consideration to the Calculating Method for Underdrain in Highway Engineering
对现行公路渗沟计算方法若干问题的思考
6.Zinc and Aramid Fiber Composite Coated for Corrugated Steel Sewer, Culvert, and Underdrain Pipe
波纹钢制下水沟、暗渠和雨水管用锌和聚芳基酰胺纤维复合涂覆钢板
7.Standard Specification for Non-Asbestos Fiber-Cement Underdrain Pipe
非石棉的纤维混凝土地沟管规范
8.Discussion on Change of Hydraulic Head in Large Resistance Underdrain System
大阻力配水系统的水头变化问题探讨
9.Application of Geotextile in Drainage Design of Underdrain
渗沟排水设计中土工织物的使用
10.Safety Monitoring Design for New Underdrain of Luanhe-Tianjin Diversion Project
引滦入津工程新建暗渠段安全监测设计