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.
探討了蒸汽琯道的敷設和補償，蒸汽系統的排氣和疏水，凝結水的廻收。 - 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.
這類巖溶水系統的水資源大部分在山邊暗河出口或大泉排泄到地表； 返回 drain-off system