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污水处理费英语

发布时间:2021-11-23 11:41:56

Ⅰ 哪位英语高手帮忙翻译一下

The design of the Shenyang processing capacity of 450,000 tons of urban sewage calculation. Influent water quality : BOD5 = 200 mg / l, SS = 250 mg / l and 30 mg / l; heavy metals and toxic trace. Design effluent quality : = BOD5 30 mg / l, SS = 27 mg / l, 18mg / l removal : BOD5 = 85%, SS = 85%, 40%. Design of the proposed traditional activated sludge (conventional activated sludge process). Traditional activated sludge activated sludge is the earliest form, also known as the conventional activated sludge process. The process is characterized by : ① good effect : the removal of BOD5 up to 90 -95%; ② the wastewater treatment is relatively flexible and can be adjusted according to demand. Traditional activated sludge is a low-cost high efficiency of the sewage treatment method to efficiently remove organics, stay long Activated Sludge Process Nitrification is also functional. Conventional Activated Sludge Process of the main structures : the grid, the Grit Chamber, sedimentation tanks, tank and the sludge handling system components. Concrete structures and equipment as follows : a coarse grid coarse grid role is to remove coarse particles. prevent the pump unit and plug the pipeline valves, and ensure follow-up treatment facilities to normal operation. The design of the proposed use of two mechanical Grille, a group standby. Guo gate speed : 1.0 m / s; Rack spacing : 100mm; Selection PZ2500 high chain - grate discharge machine. 2 grid grid with the role of coarse grid similar to the main wastewater interception of the larger particles and floating objects. follow-up to ensure the smooth handling. Designed with five (two standby). Guo Gate velocity : 0.8m / s; Rack spacing : 20mm; Selection of GH-1600-Rotary Grille chain decontamination machine. 3 small grid of fine grid role is to further remove sewage suspensions. Using eight (two standby). Guo gate speed : 0.7 m / s; Rack spacing : 10 mm. Selection XWB-III models -1.5-2.5 back rake grid decontamination machine. 4 Grit Chamber adopted gallery Aerated Grit Chamber, which was characterized by the follow-up treatment can rece the difficulty. Grit Chamber of sewage into the level of velocity : 0.09 m / s; Residence Time : 6 min; aeration equipment used to be seven groups RD-125 Roots Blower (Group 2 standby); using gravity sand, sand road equipment used sand suction pump-type machine PXS3500. 5 aeration tank aeration tanks used rotary push type, to be built six, single-cell volume up to 2000m3. SRT to 6.67 d, aeration equipment used BER-type slide 37-BER underwater jet aerators 5 (two standby). BOD5 up to 85% more. 6 sedimentation tank design of this early Shen Shen pool and two ponds were used circular spokes flow sedimentation tank. In particular : the primary settling tank for six, single-cell pool diameter of 44 m; 2 Shen pool of 12, single-cell pool of 40 m diameter. Sedimentation tanks effective depth of 5 m and 4.5 m. 2 Mud pool scratching for ZG-45 drive-scratching surrounding Mud Center Drive arms and Scraper dredger. 7 sludge thickening tank designed with circular spokes-flow gravity concentration pool. Its characteristics are continuously operational, simple structure, convenient operation, small power consumption, low operating costs, sludge storage capabilities, and so on. Concentration for 24 h, the effective depth of 5 m, the concentration of solid flux pool M = 30kg / m • d, concentrated moisture content of 97%. 8 sludge digestion Ikemoto designs columnar Digester, one, two Digester use the same pool type, Digester with a four, two Digester 2. Digester D diameter 28.5 m used to collect gas masks diameter d1 = 3m, h1 = 2.5m high, bottom end cone diameter d2 = 3m, Digester cylinder height of 20m. Digester with a two Digester stayed for more than two hours : 1 9 sludge dewatering belt design using three dewatering machine (a standby). Model : DY-3000-belt press filter. Belt filter press sludge dewatering were affected by the fluctuations in the load small, but also up the soil moisture content is low consumption of less stable work, management control is relatively simple to operate, low quality of the features. With the above processes, drainage can be achieved two urban sewage discharge standards (GB8978-1996). meet the design requirements. Keywords : traditional activated sludge (conventional activated sludge process); Aeration sand; Plug-Flow pond; Radial flow Carpenter Love Da Wu? sludge thickening; Sludge digestion; Sludge Dewatering

Ⅱ ”保护水资源“英语作文,快,自己写我给悬赏,!!!!!!!!!

The water is the life fountainhead, as the saying goes, the “person may not eat meal by first, but cannot on first not drink water the “humanity's life to the boiling water, the water is not the humanity lives the essential important resources.
According to the material demonstrated that, on the Earth can by the human direct use fresh water resources, only occupy the Earth 0.3%. On the Earth the overwhelming majority area all seriously lacks the water, many trees. The village and the paddies other desert swallows, the desert area is expanding graally. The fresh water resources rection, has affected humanity's economic development seriously, also is threatening humanity's survival. Saves the water used, protected the water resources already to cause the universe to take highly.Constructs a water source to be rich. The clear waters beautiful homeland is our desire.
However, in ours life, the waste water resources phenomenon is quite serious.. The material investigates which from us indicated that, in our real life, in ours periphery, the waste water resources situation is extremely astonishing. . Says first our school, we have paid attention, the classroom building the water hydrant sometimes the water cock has gone bad, Shui Huahua subcrust current does not stop.Some water cocks are frequently drop of drop of water toward the outside drop, these did not know has wasted how much water situation, on the very many family surface looked saves the water used very much, in fact is in the waste water resources.Some family kitchen and the bathroom water cock water day in day out all drops in one drop of one drop toward inside the water jar and the Chu bucket, however the water jar and the Chu bucket water in does not stop actually toward the outside flows in the sewer.有的家庭将一些完全还可以利用的水, 像淘菜和洗脸的水 一盆一盆的直接 入下水道, 看看这些被浪费的水 ,如果一年到头一滴一滴的往外滴水的话 ,就会滴下大约 吨的水。 可想而知, 每年别滴掉的水, 在我们生活中被浪费的水真是无法计算 ,如果要认真地计算 其结果一定会让惊讶得目瞪口 !
在我们浪费水的同时,也在污染着我们的水源 一些城镇将生活污染水和工业废水直接排入江河,有的将垃圾和死了的牲畜直接抛入河流中,让河水不能给人类提供方便了 。
人人节约用水个个珍惜和保护水资源, 还我们一个绿树成荫.鸟语花香.河水清清 . 鱼儿欢畅的美好生活环境吧!

Ⅲ 使城市增加生活用水和工业用水的污水处理费增加 。英语怎么翻译

Making the sewage treatment fee increased for increasing the living water and instrial water in the city

Ⅳ 加拿大留学费用来说说 到底需缴纳多少费用

1、加拿大留学学费
加拿大的大学在世界广受好评,教学质量较为突出,而且学费也相对中肯。
政府还会补贴部分学费,这就意味着国际留学生的学费会相对低些。当然,和加拿大本土人相比,留学生的学费要高出1倍至3倍。主要是因为留学生不需要缴税,而税是用来扶助加拿大高等教育的。
具体的学费因地区、学校及课程而异。一般来讲,学校受欢迎的课程都有较高的学费,譬如说法学、商学和医学。
好在,学校的费用都是透明的,各个学费收费标准也很容易查询。
2、加拿大留学住房费用
住房是生活开支的一大部分,相对比较高。很多大学及学院都提供校内宿舍,尤其对留学生来说。住宿形式包括宿舍式房间及自助式公寓。
校内宿舍一般很受欢迎,所以留学生应该尽早联系相关机构办理。
需要提醒的是,生活在校内虽然有很多优势,但是费用相对比较高。学校收取的费用包括购买食物费、使用设备等隐形开支。所以,下定决心入住学校宿舍的时候,要想清楚相关费用。
如果留学生想住在校外,市中心的住宿费用要远远比郊区贵,而且差异十分明显。例如多伦多市中心的三居室,每月的房租大概是1700-2500 CAD,而郊区三居室的房租大概是1200-1800 CAD。
当然,住在校外需要考虑公共交通,毕竟要确保每天上课不迟到。(PS:多伦多的冬季很难熬,大雪封门很常见、
3、加拿大留学基础设施费用
和房租密切相关的费用应该是基础设施费用了。加拿大漫长又寒冷的冬天难免要花费很多取暖费和能源费。
对于900平方英尺(85平方米、的房子来说,取暖费和能源费大概是175-250 CAD。
就网费来说,每月的费用大概是20-60 CAD;有限电视大概是25-50 CAD;电话费用大概是20-40 CAD;手机费用至少是40 CAD。
另外还需要考虑水费和污水处理费。
在入住之前,要仔细看合同,确定自己需要支付的相关费用。
4、加拿大留学伙食费
到超市购物或者到餐厅吃饭都是比较贵的,例如,一块面包就需要3 CAD(当然,味道也是超好吃的、。
加拿大人喜欢吃牛肉和鸡肉,不太喜欢吃猪肉和羊肉,所以后者相对比较贵。
而且,酒和烟都含有很高的税,所以吸烟喝酒也是一笔不小的开支。
在中等餐厅,两人一顿晚餐的费用大概是60 CAD。
5、加拿大留学交通费
加拿大大部分城市的公交系统都比较完善,而且对学生都有折扣。多伦多TTC学生月票的价格是$112,而成人月票卡的价格是$141。
而且,在多伦多开车也是非常方便的,不过汽车必须登记且上保险,这是一笔不小的开支。
6、加拿大留学保险费
留学生在上学期间需要缴纳健康保险。有些学校给留学生设有专门的保险项目,每年的费用大约是200-700 CAD。
这项保险包括基本及延展的疾病需求,还可以在紧急情况下提供帮助。
如果学生可以提供其他保险证明(加拿大其它保险公司及国内保险公司都可以、,那么大学的健康保险可能不需要缴纳。
7、加拿大留学税和移民费用
大部分的国际留学生不需要支付税,不过留学生需要明白其中的要求,例如回国次数,以防自己超出免税金额。
另外,签证和申请费也需要考虑在内。
8、加拿大留学娱乐费
留学的生活并非全部都是乏味的,课余生活也是相当丰富的。不过,看电影、野营、旅游、买纪念品等等也是一笔不小的开支。

Ⅳ 英语翻译 高分求助

半纤维素和木质素的植物。它已经观察到水生植物能够成功之前,可以用来生产生物WOLVERTON(1981年1月1日)、麦当劳。利用水生适合用于生产沼气可能部分缓解能源危机的落后的国家。

作者是感激的环境和森林(新德里),Burdwan大学(Burdwan、西孟加拉)、理事会的科学及工业研究(新德里)的研究提供资金支持。
参考
美国公共卫生协会。1980年。标准方法检查水和废水。15版。APHA,美国自来水厂协会(AWWA),北京,纽约。
协会的官员,1975年的农业的化学家。分析方法。12版。Assoc。总部。中国。自美国华盛顿。
白义德,育种,1968年。淡水植物:一个潜在的蛋白质来源。经济形势。Dot.、22 - 368。
白义德、育种、1969年。三种植物的营养价值的水的杂草。经济形势。Dot. 23:123 - 127。
哈维,R.M. J.L.狐狸,1973年,。使用Lemna脱氮除磷。水Pollut >。控制Fed.、45:1928 - 1938年。
杰克逊,M。李,1973年。土壤化学分析。全印度的私营公司、新Delhi. 211 - 214页。
KUSHARI、D.P.,1986年。研究slow-flowing Azolla水体中hiofertilizer和沼气生产。触发。Nat。学会。科学、印度、56(B):165 - 168间,11。
LUMPKtN T.A.和D.L. PLUCKNETI”,1980。Azolla、植物学、生理和;利用作为一个绿色肥料。经济形势。Dot.、第三十四条:111 - 153。
MOOREHEAD,K.K. GRAETZ和K.R.雷迪经营,检察官,1987。anaerobically消化分解的新鲜和植物生物在土壤中。[j].环境。农业环境保护、十六25 - 28。
PANSE,V.G. SUKHATME,1967年费,。统计方法对农业工人。第2版。印度议会的农业研究,新德里。
他D.L. ORNES,1977年,W.H.。Spirode增长/博/ yrhiza在静态的污水。Aquat。Dot.、3:231 - 237。
SRIRAMALU,B.N. BHARGAVA,1980年。项目的报告,从水中生物的钻井Govt.风信子,印度新德里。
问:D.P. KUSHARI TAHERUZZAMAN,1988。丰富的影响”就是恒河水河污水处理厂的生物量产量
Azolla-Anabaena复杂。Hydrohiol。公牛。(阿姆斯特丹)(1):173 - 182。
问:D.P. KUSHARI TAHERUZZAMAN,1988。Eichhornia产率的凤眼莲师。)Solms”就是恒河水河中。Hydrobiol。公牛。(阿姆斯特丹),(2):22 - 171。
沃格尔,《,1961年。一个课本的定量分析。无机中国政法大学绿色,伦敦。
WOLVERTON、和钢筋麦当劳,1981年。维管植物能量废水处理系统。经济形势。Dot.,35:224 - 164。
ambers地址。
生态研究室、植物学、Burdwan大学,Burdwan - 713 104、西孟加拉、印度。

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