发动机冷却液流回路
engine coolant flow circuit
混合液回流
recycling of mixing liquor
混合液回流比
return ratio of mixed-liquor
internal return ratio
Mixed-liquor Return Ratio
涡轮增压器冷却液回流管
turbocharger coolant return tube
硝化液回流
Biological denitrification
硝化液回流比
mixed liquid recycle ratio
液氮回流阀
Liquid-nitrogen reflux valve
液相催化回流法
liquid phase circumfluence with activator