片语
nitrogen-circulation drying process氮气循环干燥
Complete circulation process全循环过程
circulation water process循环水处理工艺
hydrologic circulation process水文循环过程
circulation degassing process真空循环脱氧法
merchandise circulation process商品流转过程
double decomposition circulation process复分解循环法
as circulation processas循环
oil circulation process油循环过程