drain-off system
常见例句
- Installation and compensation of steam pipeline, vent and condensate drain-off of steam system, recovery of condensate are discussed.
探讨了蒸汽管道的敷设和补偿，蒸汽系统的排气和疏水，凝结水的回收。 - Water resources of such kind of karst water system drain off through the exits of under-ground rivers and powerful springs beside mountains to the ground.
这类岩溶水系统的水资源大部分在山边暗河出口或大泉排泄到地表； 返回 drain-off system