index of pollution 中文意思是什麼

index of pollution 解釋
污染指數
  • index : n (pl es dices )1 索引。2 指標,標準,標志。3 示[食]指 (=index finger)。4 指數。5 【印刷】指...
  • of : OF =Old French 古法語。
  • pollution : n. 1. 污染(作用)。2. 腐敗,墮落。
  1. The research results show that synthesis pollution index is under the contaminative level, but there is 40. 81 % of the farmland soil area on the critical line of pollution. specified to the individual pollution index as b, cd and pesticide are on the comt

    就污染分佈看,一級地中74 . 47 %的土壤處于警戒線水平,二級地中57 . 63 %的土壤處于安全水平;三級地中62 . 24 %的土壤處于安全水平;四級地中71 . 48 %的土壤處于安全水平。
  2. Soil microbial biomass and viable population size ( plant counts ) were negatively affected by the elevated metal levels, but the size of soil basal respiration rate and microbial metabolic quotients were positively influenced by the increasing heavy metal pollution levels. microbial community structure also changed with increasing contamination, as indicated by biolog data and principal component analysis of biolog community metabolic profiles. soil microbial metabolic profiles ( awcd ) values, community richness and diversity index in mine - soils decreased remarkably as compared

    相關分析結果表明,土壤重金屬含量和土壤基礎呼吸、微生物量cfn 、代謝剖面( awcd ) 、微生物商( cmic / corg ) 、代謝商( qc02 )與人工栽培的香根草植物地上部分呈顯著或極顯著正相關(卜0 . 6653飛0 . 8945 」 ) ;微生物量c 、微生物量n 、生化作用強度、酶活性、群落shannon指數( h )和微生物群落豐富度( s )與人工栽培的香根草植物地上部分生物量呈顯著或極顯著地負相關( r =一。
  3. Universal type that guangzhou dongchen electric vehicle co., ltd develop the latest electric car mix with the motive to become soon the green environmental protection motor car, it broke the traditional consciousness, the way that whole car lines that tradition of limitless become soon, that car have the zero row to put, free from pollution, have no the noise, mentally retarded consume, start steady, long drive route, excellent climbing ability, the special advantage of low etc., function index sign of movement cost is already the advanced level, it broke the tool of traditional transportation means of transportation flowing freely of world, now a humanities culture for be in the leading, a nature consciousness for be in the leading

    廣州東辰電動車有限公司最新款的普及型混合動力變速綠色環保電動車,它打破了傳統的無極變速方式,該車具有零排放、無污染、無噪音、低能耗、起動穩、行程長、爬坡力強、運行成本低等獨特優點,性能指標已達世界先進水平,它打破了傳統交通代步工具的局限意識,整車線條流暢,體現一種領先的人文文化,一種領先的自然意識。
  4. Index of geoaccumulation ; taizi river ; sediment ; heavy metal pollution

    地積累指數太子河沉積物重金屬污染
  5. The formulae of the pollution harm rate and the pollution harm index suited to multi - pollutants for the water quality assessment are derived by using the genetic algorithm to optimize the parameters in the formulae

    採用遺傳演算法優化公式中的參數,得到了多種水質污染物都能適用的水質污染損害率和污染損害指數公式。
  6. In this paper, river water quality prediction is integrated with water pollution control measures. two parameters, water environmental capacity and pollution index are selected for pollution control measures. the objective is achieved after the development of simulation model using one - dimensional advection dispersion equation. the model algorithm and computer program is an improvement over the existing water quality models, since the model solution involves four point implicit upwind schemes for water quality prediction and pollution control measures at each grid point. model simulation results the assessment of water environmental capacity that yield the acceptable and realistic pollutants concentration in order to maintain water quality objectives. the pollution and overall pollution index of the river is suggested for integrating number of contaminants variables into one index. study provides the mathematical and scientific procedure for water quality management. the new approach is helpful for the water pollution control and to study the impacts of waste effluents on the river system for strategic planning purposes

    本文將水質預測及水污染控制措施有機地結合,選取水環境容量和污染指數作為水污染控制的參數.這樣,一維對流-擴散水質方程的求解除就是實現本研究目的的關鍵.本研究採用的模型在現有的水質模型基礎上有所改進,因為其採用四點隱格式對水質進行預測,推求可接納污染物的環境容量值及為保證水質而限定的污染物濃度值,從而制定相應的水污染控制措施.為整體考慮各種污染物的情況,建議採用河流的污染指數進而推求綜合污染指數.總之,本研究為水質保護提供了科學的計算方法,該法對水污染控制及污水對河道水質的影響是實用有效的
  7. Abstract : in this paper, river water quality prediction is integrated with water pollution control measures. two parameters, water environmental capacity and pollution index are selected for pollution control measures. the objective is achieved after the development of simulation model using one - dimensional advection dispersion equation. the model algorithm and computer program is an improvement over the existing water quality models, since the model solution involves four point implicit upwind schemes for water quality prediction and pollution control measures at each grid point. model simulation results the assessment of water environmental capacity that yield the acceptable and realistic pollutants concentration in order to maintain water quality objectives. the pollution and overall pollution index of the river is suggested for integrating number of contaminants variables into one index. study provides the mathematical and scientific procedure for water quality management. the new approach is helpful for the water pollution control and to study the impacts of waste effluents on the river system for strategic planning purposes

    文摘:本文將水質預測及水污染控制措施有機地結合,選取水環境容量和污染指數作為水污染控制的參數.這樣,一維對流-擴散水質方程的求解除就是實現本研究目的的關鍵.本研究採用的模型在現有的水質模型基礎上有所改進,因為其採用四點隱格式對水質進行預測,推求可接納污染物的環境容量值及為保證水質而限定的污染物濃度值,從而制定相應的水污染控制措施.為整體考慮各種污染物的情況,建議採用河流的污染指數進而推求綜合污染指數.總之,本研究為水質保護提供了科學的計算方法,該法對水污染控制及污水對河道水質的影響是實用有效的
  8. On the basis of the safety system engineering theory. applying the dow fire & explosion index and the normal stability gauss mathematical diffusion model etc., combining with the practice of mouping port, the hazards during the handling and storage of liquid chemicals in bulk have been analyzed and the risks of fire explosion and leakage ( including water pollution and water pollution ) have been assessed. taking into account of insufficient consideration of the human factor in the dow fire & explosion index, the soft compensation coefficient has been raised

    本文以安全系統工程為理論基礎,運用道氏火災爆炸指數法、平均運動方程組以及常穩態高斯數學擴散模型,結合牟平港散化運輸、裝卸的實際,對牟平港散化儲運的火災爆炸危險性和毒物泄漏危險性(包括水污染性和大氣污染性)進行了定性和定量的分析評價。在評價程序上,針對道氏火災爆炸指數法中對人為因素和管理水平等考慮不足的問題,提出了軟補償系數的概念,找出了散化碼頭日常監督管理工作的重點。
  9. Method for the determination of an acid gas pollution index expressed as so2 equivalent using a continuous sampling automatic sequential analyser

    用連續取樣自動順序分析儀測定酸性氣體污染指數用2當量值表示的檢測方法
  10. The objective of this research is to test the rcc from ] st to 6th order streams of changjiang river watershed in southern mountain area of anhui province, to explore the function and structure of macroinvertebrate community succession rule of the river. the changjiang river water quality asse ssment is carry on by comparison of the community characters of the point - pollution or non - point pollution sites to the hypothesized rcc, the macroinvertebrate community structure indices and bi index were used in the assessment

    本文對閶江河底棲動物群落結構和功能進行了系統研究,運用河流連續性理論對該河一至六級支流各取食功能團比例的演替規律及毛翅目成蟲的群落結構進行了比較分析,並通過計算底棲動物群落結構指數和bi指數,對該河進行了水質評價。
  11. Application of grey system theory for prediction of pollution index in air nitric oxides

    灰色系統理論預測大氣氮氧化物污染的應用
  12. The comprehensive pollution harm index of the water quality can be calculated with the aid of the general weighted contrast for the pollution harm partial indices

    提出用對比加權對污染損害分指數進行賦權的新方法,計算水質綜合污染損害指數。
  13. The thesis aims at the analysis of how to adjust the industrial structure of agriculture and industry in the process of carrying out the green productivity. first, the consumption index of resources and the pollution intensity index of environment will be taken to tell the enterprises with higher indexes of resource consumption and environment pollution

    本文正是致力於分析,為發展綠色生產力,我省農業、工業內部產業結構應作如何調整。首先,本文選取了資源、環境消耗強度指標,並據此確定了哪些產業是強度大的產業,然後算出這些產業在相應產業結構中的比重。
  14. Based on the principle of sedimentology and the environmental behavior characteristics of heavy metals, the index of geoaccumulation igeo is used to evaluate heavy metal pollution in sediments in the benxi section of the taizi river. the results show that heavy metal pollution in the sediments are serious. the main heavy metal pollutions are copper, lead, zinc, cadmium and mercury

    論述了查爾酮合酶基因chs在植物防禦反應中與病原物的相互關系,探討了與查爾酮合酶因誘導表達相關的順式作用元件和反式作用因子及其dna -蛋白質間的相互作用,闡明其在植物抗病性防禦反應中的重要作用。
  15. With wavelet based gray - gradient symbiosis matrix to compute the ununiformities of gray distribution and gradient distribution, a kind of pollution index was defined

    利用小波的灰度梯度共生矩陣計算基於鄰域的圖像灰度分佈不均勻性和灰度梯度分佈不均勻性。
  16. Diversity index h increases in one day and decreases sharply in ten day, while dg index decreases continuously ( dg index of soil animal community of no haloxyfop - r - methyl pollution > that in one day spraying haloxyfop - r - methyl > that of ten days after spraying haloxyfop - r - methyl )

    土壤動物群落多樣性指數h在施蓋草能一天後升高,十天後顯著下降; dg指數變化趨勢為未施蓋草能群落施蓋草能后一天施蓋草能后十天。
  17. The application of the index of geoaccumulation to evaluate heavy metal pollution in sediments in the benxi section of the taizi river

    應用地積累指數法評價太子河沉積物中重金屬污染應用地積累指數法評價太子河沉積物中重金屬污染
  18. With consider of characteristic of indoor pollution and influence of the health of human body by excessive pollutive factor value. under the foundation of environmental quality evaluation technique, apply the concept of the indoor air evalation of quality to pollute the comprehensive evaluation index of factor, reflect the influence of indoor air contaminant for the health of human body

    考慮到室內環境空氣污染的特點和超標的污染因子值對人體健康的影響作用,在環境質量評價方法的基礎上,應用室內空氣綜合質量評價的概念,以污染因子的綜合評價指數反映室內空氣污染物對人體健康的影響程度。
  19. The paper, by using the technology of gis and the method of systems engineering, analyzed the development situation of regional society and economy, the natural physical conditions, the situation of pollutant, and density distributing characteristics of pollutant, then set up the echoing relationship between pollute source diffusion and quality of air environment, which could make controlling index of pollution source discharging be closely linked with the quality of environment

    本研究採用gis技術,利用系統工程的方法根據區域社會經濟發展狀況、自然地理條件、污染源狀況及污染物濃度分佈特徵進行綜合分析研究,研究建立了污染源擴散與大氣環境質量的響應關系,將污染源排放控制指標與區域的環境質量直接掛鉤。
  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

    輕度、中度污染土壤中,每克土壤中的amf飽子可多達49個,隨重金屬污染程度的增加, amf的抱子密度銳減,但不會完全消失,在綜合污染指數達到28 . 3的嚴重污染(甩10 )土壤中仍有amf的飽子存在。
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