完全混合曝气池completely mixed aeration basin 二次沉淀池secondary sedimentation basin 污泥沉降比sludge settling ratio 污泥容积指数sludge velum index ..
双语例句
1
The state point analysis can be used in the design and operation analysis of the activated sludge system as the RAS ratio, overflow rate and settling characteristics of flocci are varying.