The sewage pipes were choked with rubbish.

垃圾阻塞了管道。

The workmen excavated a hole in the wall to let the sewage pipe pass through.

工人们在墙上掘了个洞让管通过。

They city needs a new sewage disposal system.

这个城市需要一套新的处理系统。

The field trials indicate that the demulsifier chemical can effectively demulsify c...

应用除油剂除油后的达到回注指标,直接经济效益显著。

By pre aeration in tanyard wastewater, the effect of primary settling improves obviously.

制革采用预曝气处理后，可大大提高初沉池沉淀效果。

We shall have to dig under the river to lay the sewage pipe.

"为了铺设管道,我们必须在河床下面开一条通道。"

Just before an election, politicians really start to sling mud at each other.

大选前夕，政客们开始互相泼。

The sedimentation analysis method was used for measuring the sand content of settleable solid in wastewater.

应用物理化学分析中的沉降分析法对内可沉固中含砂率进。

Those luxurious apparels open with coquet under the moisture of sullages, posy by posy. With such beauty. Sleepless.

在滋润下朵朵绽放着妖媚的华容。那样美丽。不眠。

The sewage channel chokes.

这条道塞住了。

Recently, ozone has been widely used in medicine, vivers, chemical industry, air decontamination, sewage disposal and drinking water sterilization.

近年来，臭氧技术已在处理、医学、食品、化工生产、空气净化、饮用杀菌消毒等领域得到广泛应用，并显示出很好的发展前景。

Respirometry is very widely used to characterize the activated sludge system and to control its operation in wastewater treatment plant.

在监处理厂活性泥系统的状态,控制其运时,人们广泛采用了呼吸量法。

It is proved effective that deep well aeration biological treat propylene technology is used to treat propylene epoxide saponated sewage.

实践证明,深井曝气生化处理技术处理环氧丙烷皂化是之有效的。

If the wastewater concentration was too high, it would stimulate fungus, aminate bacteria, denitrifying bacteria and some anaerobic bacteria to propagate.

浓度过大，会刺激土壤中真菌、氨化细菌、反硝化细菌及一些厌气性菌的繁殖。

The source and damage of manganiferous wastewater were introduced. The control technology, sewage purification means and water resources protection were discussed.

摘要介绍了含锰废的来源与危害，对其治理技术、净化手段以及资源保护等方面进了探讨。

Domestic sewage motorless treatment facility, for low consumption of power and simple control, finds more and more application in railway sewage disposing.

无动力生活处理设施由于其动力消耗低,管理简单,在铁路处理领域应用越来越广泛,但其实际的处理效果好坏,一直是制约其推广的主要原因。

The chemical composition of sewage produced in Gaoshangbao Oilfield is analyzed.The effects of deoil by using agent and suspended solids are studied.

分析了高尚堡油田采油的化学成分,研究了药剂除油和固悬浮物的效果,优选复配出处理效果好的药剂FSAN。

Jolley(1993)is a study of dissolved phosphorus speciation in the lower molongolo sewage treatment plant(Canberra, Australia)detected no triphosphate in raw sewage entering the plant.

Jolley(1993)进得一项研究中在溶解磷形态下molongolo处理厂（堪培拉，澳大利亚）未发现任何未经处理得中有三磷酸盐进入工厂。

Coking residuary water contains phenol and cyanogens, which contaminate water source badly. Therefore, the coking residuary water has to be dealt with and discharged.

焦化含酚、氰的来源很广,对源染严重,焦化必须加以处理,合格后才能排放。

This article mainly designed one kind to use composition and so on PLC and flowmeter, PH idea, thermometer and liquidometer industrial sewage processing control systems.

本文主要设计了一种利用PLC与流量计、PH计、温度计和液位计等组成的工业PH计 处理控制系统。