輕度污染 的英文怎麼說

中文拼音 [qīngrǎn]
輕度污染 英文
mild concentration
  • : Ⅰ形容詞1 (重量小; 比重小) light 2 (數量少; 程度淺) small in number degree etc : 年紀很輕 be v...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ名詞(臟水; 臟物) slops; sewage; dirt; filth Ⅱ動詞(弄臟) defile; dirty; smear Ⅲ形容詞1 (臟)...
  • : Ⅰ動詞1 (用染料著色)dye 2 (感染) catch [contract] (a disease) 3 (沾染) acquire (a bad hab...
  • 輕度 : mild
  • 污染 : pollute; contaminate
  1. Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time

    隨后以這幾種重金屬作為實驗毒物,以鯽魚為實驗動物,應用環境生物技術、火焰原子吸收分光光法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響,為制定漁業生產上預防性的管理措施提供科學依據,及時避免或減重金屬對水生生態系統造成的損害。
  2. At the same time, the construction of urban railway can promote the increment and exploitation of land, and induce the rationalization of city arrangement. however, constructing urban railway is costliness, as for urban railway, costing 700 - 900 million yuan / km, while, 300 - 500 million yuan / km is cost in constructing light track

    軌道交通運能大,速快、舒適、準點、對環境小,軌道交通的建設能夠帶動沿線土地開發和增值,引導城市布局朝合理化方向發展。但是,建造城市快速軌道交通造價高昂,地鐵每公里造價高達7 9億元,軌造價也達到了每公里3 5億元。
  3. Differences in case fatality between high and low pollution areas could be due to many factors other than co concentrations.

    、重區致死病的方面的差別可能是一氧化碳濃以外的許多因素所造成的。
  4. The application of hydroprocessing technology extends the source of fcc feedstocks ; deepens the extent of crude processing ; and improves the yields of light oil products, as well as reduces the enviromental pollution

    原料加氫預處理的應用、拓寬了催化裂化原料來源,提高了原油加工深質油收率,減少了環境
  5. By static tests, studied the uf characteristics of the uf membranes, which have two kinds of intercept molecular eight, and made from pes, pek, spes and spk , in treating black liquid from basic straw pulp. the result showed : at the condition of static contacting, the pes and spes spk are polluted by composition of black liquid in a less degree, and the pek is in the heaviest edgree. the sulphonaled membranes with higher negative charge have better uf characteristics of black liquid. the uf membranes characteristics of 20 thousand intercept molecular weight are superior to 50 thousand intercept molecular weight

    通過靜態試驗,研究了兩種截留分子量的聚醚碸、聚醚酮、磺化聚碸/聚醚碸、磺化聚碸/聚醚酮等超濾膜處理堿法草漿黑液的超濾特性,結果表明:靜態接觸條件下,聚醚碸及磺化類膜受黑液組份的,聚醚酮膜的最重;荷負電性較高的磺化類膜具有較好的黑液超濾特性;截留分子量2萬的超濾膜特性要優於5萬的膜。
  6. The scc has the following advantages : remarkably reducing the noisy pollution and the worker s labor intensity in construction, deducing the rough surface or segregation because of missing - vibration or excessive - vibration in conventional construction, resolving the quality - defect problems resulting from lacking - vibration in the section of complex shapes and densely - packed reinforcement area. at the same time, large of industrial solid waste such as fly ash and blast furnace slag is utilized in the proportioning of scc. it is helpful in comprehensive utilization of resource and environment protection, so the scc belongs to " green concrete ", it is a branch of hpc which will be developed in the future

    這種混凝土可以顯著降低混凝土施工中的噪音;大幅工人的勞動強;減少傳統混凝土施工中因漏振或過振造成的麻面或離析;解決了配筋密集、結構復雜部位因振搗不足而造成的質量缺陷問題;同時,由於自密實混凝土在配製中,大量利用粉煤灰、高爐礦渣等工業固體廢棄物,有利於資源的綜合利用和生態環境的保護;從而被譽為「綠色混凝土」 ,是未來混凝土向高性能發展的方向之一。
  7. Water quality - determination of fluoride - part 1 : electrochemical probe method for lightly polluted water

    水質.氟化物的測定.第1部分:輕度污染水的電化學探頭法
  8. Meanwhile, ? - diversity is also in high level with gradually increasing abundance and diversity when pollution and damage of forestry are decreasing from the mouth to the end of this gully

    -多樣性也很豐富,從溝口到溝底,植被破壞和逐漸減,蝶類種類多和種群豐富依次增加, -多樣性變化明顯。
  9. On the basis of formation and operation principles of the bar code identification system, the author has studied the moment - invariants theory of pattern recognition, and combined the other image processing techniques, then developed a bar code identification system which can recognize not only the lightly contaminated and incomplete bar code but also the distorted bar code with arbitrarily angle. using the idea of the layers, the author has consteructed a kind of two dimension barcode, and developed the identification system for it

    在簡介條碼識別系統的組成及工作原理的基礎上,作者針對條碼圖像攝入過程中可能遇到的種種情況,以矩不變為特徵的模式識別理論為依據,結合矩陣分割和其他數字圖像處理技術,開發出不僅能對輕度污染與殘缺的條碼進行識讀,而且能對任意角有畸變的條碼圖像進行快速識別的一維條碼譯碼系統。
  10. Over the years, lrt technology has been upgraded to counter the negative effects of traffic jams, noise, environmental damage, air pollution, etc. featuring a small radius of curvature, multiple car units, modulated train set, enlarged cars both in transverse and longitudinal directions, low car floors, streamlined car design, advanced control systems, and flexible right of way, modern lrt systems have been successfully adopted to most environmental and social needs. they adequately display their merits as transportation systems ; i. e., the lrt system is able to co - exist with automobiles. the low car floor means that roads can act as station facilities, and passengers can get on and off the cars in the street

    軌運輸系統lrt源起於歐洲街道電車street car ,街道電車一在都市捷運化與私人機動化的浪潮沖擊下迅速沒落,但隨著都會地區機動車輛不斷增加,道路交通阻塞噪音環境破壞排放廢氣問題嚴重惡化之際,軌車輛技術已不斷提升,具備小轉彎半徑能力的聯結式車廂模組化列車編組車廂斷面長加大加長低地板車廂流線型車廂設計,搭配先進控制系統及彈性的路權型式,使現代化軌系統具備有與生活空間結合重視環境問題與社會情勢並活用進化街車之都市交通工具等特徵與優點,如高性能軌列車與汽車共存,低底盤的車廂創造無障礙車站空間,道路即是車站設備,旅客可以在街區上下車,提供沿線居民高的便利性,消除交通堵塞噪音及空氣等,軌系統並與街景充分的調和,成為活動的都市意象。
  11. N. narkis and m, rebhum, " the mechanism of flocculation process in the presence of humic substances ", j. awwa, vol. 67. no, 2, 101 - 108, 1975

    戴日成、王占生, 「對輕度污染與微水源水處理工藝的討論」 , 《第三屆給水深處理研究會交流材料》 ,清華大學環境工程系, 1993年5月20日。
  12. Steel - structured residential housing is environment - friendly and meets the requirement for a sustained development. furthermore, it ' s easier for the process of industrialization, production standardization, and installation. there are less wet operation and pollution on the construction site, which is conducive to environment protection

    鋼結構住宅是環保型住宅,符合可持續發展要求,具有便於組織工業化、標準化生產,安裝方便,施工現場濕作業少,小,符合環保建築施工的要求,建造速快(工期可縮短1 / 2到1 / 3 ) ,平面布局靈活,凈使用面積大(提高5 8 % ) ,自重(約為混凝土結構的1 / 2 3 / 5 ) ,綜合造價低等優點,是我國推進住宅產業現代化的較理想的住宅建築體系。
  13. Water quality - physical, chemical and biochemical methods - determination of fluoride : electrochemical probe method for potable and lightly polluted water

    水質.第2部分:物理化學和生物化學方法.第41部分:氟化物含量測定:輕度污染水便攜式電化學測探器法
  14. The automatic electricity - heat pot has advantages of safety and cooking automation, reducing labor intensity, it also gets rid of the terrible smell and is advantageous to the food hygiene

    全自動電加熱炊事鍋使用電加熱,這不僅有利於安全,也便於實現炊事作業的自動化,減勞動強,電熱無氣味,無,有利於食品衛生。
  15. Abstract : through the analysis of co, nox and hc discharged f rom substitute fuel of motor vehicles, it ' s shown that the substitute fuel is goo d in minimizing tail gas pollution and protecting city environment. it ' s an effec tive way to improve atmosphere quality of cities

    文摘:通過對機動車代用燃料的co 、 nox 、 hc及煙等排放情況的分析,指出代用燃料在減機動車尾氣、保護城市環境方面一般有著較好的表現,認為大力發展代用燃料是提高城市大氣環境質量的有效途徑。
  16. Refrigerating with the semi - conductor is a temperature control technique utilizing the peltier effect, with the advantages of little cubage, light weight, long life - span, no noise disturbance, no engine movement. it is refrigerating and heating very swiftly and quickly. the precision of the temperature control is pretty high, and there is no need for refrigerator, making no harm to the environment either

    半導體製冷是一種利用帕爾帖效應的溫控制方法,它具有體積小、重量、壽命長、無噪音、無機械運動、加熱製冷靈活迅速、溫控精高、不需製冷劑,對環境無等優點。
  17. Ysfl series oil moisture can use for such trades as the electricity, metallurgy, chemical industry, machinery, light industry, steel, etc. at the same time from oil filter, can strain except that steam turbine oil, hydraulic oil, etc. moisture content and mechanical impurity in the oil, one degree of levels of pollution of guaranteeing the fluid, prevent the fluid from producing and going bad, emulsification

    Ysfl系列油水分離濾油機同時可用於電力冶金化工機械工鋼鐵等行業,能夠濾除汽輪機油液壓油等油中的水份和機械雜質,保證油液的水平,防止油液產生變質,乳化。
  18. Based on the grass type lakes character and economic loss rate of water due to pollution, the damage extent of utilizing functions of water in wuliangsuhai lake is assessed though investigation, monitoring and analysis from 2003 to 2005. results show that water in wuliangsuhai lake has not been suitable for serving as a water source for drinking and swimming ( function destroyed ). as a sort of water used for fishing and recreation, not for drinking, water in the lake has also been affected by pollution ( moderately damaged, seriously damaged in 2003 )

    選用l . d詹姆斯的損失?濃模型,根據2003年2005年烏梁素海實測水質資料,對烏梁素海湖泊使用功能損害程進行評價表明:烏梁素海水已不適宜作為飲用水源和游泳用水(功能喪失) ,作為人體非直接接觸的旅遊娛樂用水及漁業養殖用水也受到嚴重威脅(中損害, 2003年為重損害) ,烏梁素海湖水作為一般居住環境用水呈現逐年改善的趨勢(重損害中損害損害) ,湖泊功能整體損害程相當嚴重。
  19. There is slight pollution

    輕度污染
  20. Athough it was relatively high in moderate and medial contaminated soil, amf spore density decrease sharply with the increase of pollution degree. but there still have some spores in serious contaminated soil when the pollution index reached 28. 3

    、中土壤中,每克土壤中的amf飽子可多達49個,隨重金屬的增加, amf的抱子密銳減,但不會完全消失,在綜合指數達到28 . 3的嚴重(甩10 )土壤中仍有amf的飽子存在。
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