大气颗粒物粒径
grain-size of atmospheric particulate substance
颗粒-颗粒传热
particle-particle heat transfer
底泥粒级
sediment particle size fraction
底质颗粒物
substrate particulate matter
好氧污泥颗粒化
aerobic granulation process
aerobic sludge granulation
活性污泥颗粒化
active sludge granulation
水泥颗粒分布
Granular distribution of cement
particle size distribution of cement
水泥颗粒级配
coment partiele gradation
水泥颗粒组成
cement particles distribution