sewage rate的例句大全

The rate of bottom sediment oxygen demand of stable ponds in North China was discussed in the paper. It was found that SOD value decreased with sewage treatment and purification. SOD values of all ponds ranged between 0.798g/m2?

华北稳定塘各塘底泥耗氧速率（SOD）值范围在0.78～2.2271g/m~2·d之间。

Sewage treatment technology has not been widely used, sewage treatment rate is low, large amount of untreated sewage flood into rivers, lakes, the sea, causing serious pollution.

污水处理技术没有得到普遍应用，污水处理率低，大量未经处理的污水排入江河湖海，造成了严重的污染。

Effect of aeration rate on bioleaching heavy metal from sewage sludge

曝气强度对城市污泥重金属生物沥滤过程的影响研究

Effcet of survival rate of main pollute source sewage on fishes in cage in Harbin reach of the Songhua River

松花江哈段主要排污口污水对设置网箱中鱼类成活率的影响

Biological technology is important means for sewage treatment in fine chemicals. The organic compound removal rate of traditional biological technology is at 60%~ 80% and there are certain amounts of organic compounds can't be biodegraded;

生物技术是精细化工行业污水处理的主要手段，传统生物处理技术对有机物的脱除率保持在60%～80%，还有相当一部分有机物不能生物降解；

The sewage treatments with the combination of an anaerobic fixed film reactor followed by a high rate trickling filter without re circulation and with the earthworm bio filter were investigated.

厌氧水解-高负荷生物滤池是一种利用附着在塑料模块填料上的微生物系统对城镇污水中的污染物质进行降解处理的绿色环保技术。

The result shows that the removal rate of CODcr is up to98%, and then the effluent can meet the overall sewage discharge standard of the second grade.

结果显示，系统的COD总去除率达98%以上，出水水质达到污水综合排放二级标准。

An Attempt to Assess Sewage Removal Rate by Mathematical Statistical Method

应用数理统计法评价污水去除率

The amount of water used by the community is therefore the figure used by the civil engineer when he is designing the sewage system for its minimum rate of flow.

因此，土木工程师设计污水系统时所用的最小流量就是居民区的用水量。

Because of domestic sewage, industrial sewage emissions reduce the utilization rate of water resources.

由于生活、工业等污水经处理后大量排放，降低了水资源的利用率。

The results showed that most of the SS could be removed from the secondary effluent of sewage treatment plant by direct filtration process, with dual medium of ceramic granules and sand, at 5.2m/h flow rate. The filtration period was about 61.2-72.1h.

结果表明，采用陶粒&石英砂双层滤料的滤柱，在滤速为5.2m/h时，通过直接过滤即可将污水处理厂二级出水中的悬浮物几乎全部去除，且过滤周期可达61.2～72.1h。

For natural water and printworks sewage the coagulation behaviors of PMC overmatched the traditional flocculants PAC and PFS ( polymerized ferric sulphate) in the speed of coagulation, decoloration rate and removal rate of suspended substances ( SS).

对天然水体和印染污水的对比絮凝实验表明，PMC絮凝剂的絮凝速度、脱色率和悬浮物去除率均高于传统絮凝剂PAC和PFS（聚合硫酸铁）。

Energy-saving for Sludge Digestion Tank and the Solid Recovery Rate in Sludge Treatment Installation of Sewage Treatment Plant

污水处理厂消化池节能及污泥处理设施固体回收率

improve city life sewage centralized treatment rate and reclaimed water utilization rate;

提高城市生活污水集中处理率和再生水利用率；

improved land-treatment-system with slow rate for sewage and its test

污水慢速渗滤土地处理系统的改进试验研究

The optimal composing of Sol-gel system, daubing times, calcining heat and heat preservation time are experimented in order to confirm optimal technics for dealing with organic dyestuff sewage. Decoloration rate reach 92%.

通过实验确定了溶胶&凝胶体系的最佳组成，对涂膜的次数、煅烧温度、保温时间等因素进行实验，确定了涂膜的最佳工艺，并用于处理有机染料污水，脱色率达92%。