通过试验，确定了凝聚剂和絮凝剂的最佳药剂配比，以加速煤泥水中微细粒在浓缩机中的沉降，降低溢流浓度。
Through testing, reagent ratios of coagulant and flocculate have been selected for accelerating the settlement of coal dressing wastewater and lowering thickness of overflow.
主要生物控制作用包括，一方面促进水体生态系统的物质循环和能量流动，加速营养元素沉降或脱离水生生态系统；
The main biological role include, 1) promoting water ecosystems material circulation, energy flowing and speed up the settlement of nutrients from aquatic ecosystems;
通过计算酸沉降的主要化学成分进入土壤前后的质子负荷平衡，与酸中和容量（ANC）相结合，反映酸沉降加速土壤酸化的进程。
Proton budgets produced by the major components of acidic deposition in soil, together with ANC, shows the process of soil acidification.
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