The effects of the return sludge ratio and the return mixed liquid ratio on the removal of nitrogen and phosphorus were studied in the modified A2/O process.
重点介绍了坂雪岗污水处理厂的复合改良A2/O工艺的运行方式及除磷效果，并分析了实际运行中存在的问题及工程设计时的注意事项。
The key reasons of lowing of cleaned ratio coal were bad coal quality and large increase in sludge.
经分析发现，煤质变差，煤泥量大幅度增加是影响精煤产率的关键。
Test results showed that OBC of sludge suspensions was decreased slightly with the solid-liquid ratio of the suspensions, but increased with the anaerobic incubation time.
实验结果表明，污泥悬液的氧化缓冲容量随着悬液固液比的增大略有减小，随着悬液厌氧培养时间的延长而增加。
The active sludge method complete mixing type and stage aeration combination process possesses stronger anti-strike performance, higher removing ratio of organic compound etc.
活性污泥法完全混和式和阶段曝气组合工艺，具有抗冲击能力强，有机物去除率高等特点。
Sintering experiments were made using different ratio of steelmaking slag and converter sludge.
在一定的烧结原料条件下进行了钢渣与转炉尘泥不同配比的烧结试验研究。
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.
当回流比、溢流率和絮体沉降特性处于变化中时，可用“状态点”的概念对活性污泥— 沉淀系统进行设计工作和系统分析。
The residual sludge from Licunhe wastewater treatment plant was hydrolyzed by alkali hydrolysis to extract protein at different ratio of solid to liquid at different temperature, reaction time and pH.
为充分提取污水污泥中的细胞蛋白，实现污泥的增值利用，以青岛市李村河污水处理厂剩余污泥为材料，采用碱水解法提取剩余污泥中的蛋白质。
Sludge settlement ratio is one of the main analysis items. The traditional detection of sludge settlement ratio is operated manually, which may make too much deviation.
污泥沉降比是污水处理过程中的主要分析项目之一，传统污泥沉降比的测量是人工操作，误差较大。
An experience relation that known natural water content defined a natural void ratio and a natural weight-specific density in the sludge...
提出了已知天然含水量确定淤泥类土天然孔隙比及天然重度的经验关系表。
An experience relation that known natural water content defined a natural void ratio and a natural weight-specific density in the sludge types...
提出了已知天然含水量确定淤泥类土天然孔隙比及天然重度的经验关系表。
The amount of the sludge becomes more and more following the increasing tendency of the domestic wastewater collection and treatment ratio.
随着城市污水处理率提高导致的污水污泥产量的增长趋势也使得污水污泥的处理问题更为突出。
The sludge to binder ratio was kept at 4:1.
污泥固化体中污泥与固化材的掺和比例为4：1。
The smaller the ratio of sewage sludge to cattle dung, the better the growth of marigold;
污泥和牛粪比值越小，对植物生长发育越有利；
It take about 12 days to succeed in cultivating bio-film using of the method of artificial inoculation with activated sludge, and the removal ratio of COD, NH3-N, gets to 72% and 60%.
折流式反应器采用“人工接种活性污泥”的挂膜启动方式所需时间较短，大约经过12天左右的时间即可挂膜成功，COD和氨氮去除率分别稳定在72%、60%左右。
It take about 12 days to succeed in cultivating bio-film using of the method of artificial inoculation with activated sludge, and the removal ratio of COD, NH3-N, gets to 72% and 60%.
折流式反应器采用“人工接种活性污泥”的挂膜启动方式所需时间较短，大约经过12天左右的时间即可挂膜成功，COD和氨氮去除率分别稳定在72%、60%左右。
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