environmental model 中文意思是什麼

environmental model 解釋
環境模型
  • environmental : adj. 1. 環境的,環境產生的。2. 環境藝術的。adv. -ly
  • model : n 1 模型,雛型;原型;設計圖;模範;(畫家、雕刻家的)模特兒;樣板。2 典型,模範。3 (女服裝店僱...
  1. Study of the effect model of environmental pollution

    環境污染效應模型的研究
  2. One is recommended by the chinese transportation ministry and is specified in " assessment criteria for environmental impact from road construction projects, jtj005 - 96 " ( to be referred as prediction model from transportation ministry ). the other is recommended by the national environmental protection bureau and is published in " the general guidelines for environmental assessment technologies ? ound environment, hj / t2. 4 ? 995 ". this model is the high way noise prediction model from the united states federal high way authority ( fhwa )

    本論文針對當前我國道路交通噪聲預測中應用得極為廣泛的兩種模式:我國交通部在《公路建設項目環境影響評價規范(試行) ( jtj005 ? 96 ) 》推薦的模型(以下簡稱為交通部預測模型)和國家環境保護總局發布的《環境評價技術導則?聲環境[ hj t2 . 4 ? 1995 ] 》推薦的美國聯邦公路管理局( fhwa )公路噪聲預測模型(以下簡稱為fhwa預測模型) ,在進行預測時的比較研究。
  3. Based on an analysis of the history and present status of the farmland - pastoral ecotone in the northern part of china, a new point of view was proposed in this paper for the construction of eco - environmental systems, namely, the industrial structure has to be modified so as to make a functional integration between different parts of the whole system : to give priority to a combination between cultivated grassland and in - shed feeding of domestic animals, and at the same time, to employ a new model of animal husbandry so that the degradated natural grassland can be recovered ; to develop a new type of processing industry for agricultural and forestal products so as to create a pluralistic enterprise structure ; to make a better use of water resources by taking advantages of the abundant resources of energy and minerals, and to restrain the expansion of industries of high environmental cost ; to employ techniques of integration management and restoration ecology, and to speed up the process of woodland and grassland recovery ; to make a thorough plan for arrangements of hills, waters, roads, farmlands, forests and pastures in order to gain an integration at landscape level

    摘要在簡要分析中國北方農牧交錯帶形成歷史和現狀的基礎上,提出了北方地區生態環境建設必須從產業結構調整出發、進行系統功能整合的思路:把人工飼草業舍飼畜牧業擺在農牧交錯帶經濟發展的優先位置,推行新型畜牧業經營管理模式,促進天然草場改良復壯;發展「綠色」農林牧產品精細加工業,建立多元化產業結構;發揮能源和礦產資源優勢,合理利用水資源,限制以破壞環境為代價的產業的發展;推廣區域綜合治理與生態恢復技術,加大退耕還林還草的力度;山、水、路、農、林、牧統一規劃,實現生態系統在景觀水平上的整合。
  4. The article indicates that there are three theoretical frames on environmental problems, i. e. the externality and social welfare, tragedy of public glebe and environmental property right, model of substance conservation and the sustainable development plan

    摘要本文認為,對環境問題的理論研究大致分三種脈絡:外部性與社會福利、公地的悲劇與環境產權、物質平衡模型與可持續發展規劃。
  5. Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model

    第二,討論了環境位溫與熱成風因子對中尺度對稱不穩定的影響。運用解析的方法求出了擾動流函數的表達式和對稱不穩定的判據,發現環境參考位溫隨高度的變化與熱成風因子使得對稱不穩定臨界理查遜數及擾動的臨界半波長都變大,這有利於對稱不穩定的發生。第三,採用f平面、非靜力平衡、濾聲波模式,討論了中尺度垂直環流非線性攝動分析及演變方程。
  6. On the base of the concrete circumstance of chinese enterprises, this paper provided a hypothetic system model of influencing factors of women entrepreneurs " performance ( including human capital, motivation and goals, personal traits, family 和 network relationships and environmental fators ), and designed the evaluation index of women entrepreneurs " performance, then did an empirical research on the relativity between these different influencing factors

    文章結合中國企業的實際,提出了影響女企業家績效的系統理論假設模型(其中包括人口統計學和人力資本因素、動機和目標、個人特質、家庭和網路因素以及環境因素五大方面) ,並設計了反映女企業家績效的評價指標(主觀指標和客觀指標) ,通過實證研究了各影響因素與女企業家績效的相關性。
  7. Studies on environmental intergenerational equity and its judging model

    環境代際公平及其判別模型研究
  8. From 1999 onwards, additional ecmwf higher resolution gpv products in grib format are obtained via beijing and offenbach. and beginning in 2002, global model products from the us national center for environmental prediction are also retrieved via the internet

    此外,自一九九九年開始亦經由北京及德國奧芬巴赫取得歐洲中期天氣預報中心以grib格式發放的較高解析度數值產品,而二零零二年起更透過網際網路取得美國國家環境預報中心的全球模式產品。
  9. Heredity modes of 6 traits were studied by analysis of population genetics, by the method of family combination analysis, by the methods of proband ' s sib analysis, segregation analysis, the threshold model of polygenes, and analysis of typical family trees, according to the data of the 72 families. the relative importance between genetic and environmental effect on each character was evaluated by comparing the coherence of twins. gene frequencies of 5 genetic characters, calculated from han group in huhhot, were compared with other groups by u - test so as to study the population or nationality difference in heredity

    採用群體遺傳學分析、家系組合分析法、先證者同胞法、分離分析法及多基因閾值模式分析方法對所得家系資料進行了統計學分析,結合家繫系譜分析探討了上述6項特徵的遺傳方式;通過雙生子一致率的比較,對上述特徵的遺傳與環境效應的相對重要性進行了評價;計算了呼和浩特市漢族群體5對遺傳性狀的基因頻率,採用u檢驗方法與相關文獻報道的其他群體進行了比較,探討了不同種族間或民族間的遺傳差異性。
  10. We have extended our research on rocky desertification, provided solid theoretical and technical basis for the control of rocky descrtification and established successful rehabilitation model with chinese characteristics such as integrated control of small drainage area, returning cultivated land to forestry and grass, production of both animal and grass, changing slope to terrance in order to prevent water loss and soil erosion, aiding the poor byway of environmental immigration and development and improving representative fragility ecology, etc

    貴州對喀斯特石漠化生態環境進行了長期、持久的研究,為石漠化治理提供了堅實的理論基礎和有力的技術支撐,形成了具有中國特色的成功治理模式:包括小流域綜合治理模式,生態農業模式,退耕還林還草、林草結合的草、畜(禽)生產模式,草地畜教業模式,坡耕地防治水土流失的坡改梯模式,環境移民與開發式扶貧模式,典型脆弱生態環境綜合治理模式等。
  11. We investigate the effects of the importing country ' s tariff cuts on the environmental pollicies of two competing exporting countries in a third market model

    摘要本文以一個兩國三地模型探討當進口國降低關稅時,對出口國環境政策之影響。
  12. A model is developed to analyze the tradeoff between benefits and costs involved in the strategies for the normal dvm of copepod. the venturous revenue is used as the criterion for this optimal tradeoff. it is a function of the environmental factors and the age of copepod

    本文提出一個橈足類常規的晝夜垂直遷移模型,以分析橈足類在垂直遷移的決策過程中對利益和風險的權衡機制,風險收益被用來作為這種權衡機制的優化目標,它是環境因子和橈足類年齡的函數。
  13. Quality and environmental management system for agricultural activities - model for the control of reciprocal commitments between producers and an organized agricultural production structure

    農業活動的質量和環境管理體系.生產者和有組織的農業生產體系之間相互保障的控制模式
  14. After review these models we choose the economic growth accounting model proposed by barro ( 1999 ) to study the economic development problems, green economic accounting proposed by cairns ( 2000 ) and asheim ( 2000 ) to study environmental pollution and nature resource depletion problems, and computable general equilibrium storm model ( 1997 ) to study the equilibrium problems, combine them and then modify to produce new model

    第4章的內容是本文的一個重點。首先我們經濟核算模型和綠色gdp核算模型進行了分析。在模型分析的上,我們選擇了barro ( 1999 )提出的經濟增長核算模型作為研究經濟發展的經濟模型,結合選擇了cairns ( 2000 )和asheim ( 2000 )模型作為綠色gdp核算的基礎模型。
  15. The authors analyzes the function change of urban in its evolvement and the eco - environmental problems caused by this change. based on this analysis and the method of systems ecology founded by odum h t, the authors discuss the aim and the principle of urban eco - environment planning under the sustainable development ; put forward the general view of urban eco - environment planning in which the kernel is the adjusting of industry structure, land - use structure and spatial pattern ; construct the dynamic simulating model of eco - environment planning of guangzhou city, china which organizes the models of economy, population, the equilibrium of carbon and oxygen, and other models of atmospheric diffusion, rainwater sedimentation, vegetation absorbing to so

    在剖析城市演化歷程中的功能變遷與導引的生態環境滯脹類型和危害的基礎上,著重利用系統生態學的原理和方法,探討了可持續發展要求下的城市生態環境規劃的目標原理和研究的內容方法及過程提出了以產業結構土地利用結構和空間格局的調整為核心制定城市生態環境規劃的總體思路創造性地融大氣擴散雨水沉降和植被吸納so
  16. The obtained results do not support a major gene for body mass index in chinese, the discrepancies between our study and previous studies may result from ethnic difference between chinese and other populations ; the general model provides the best fit to the data, while the environmental model is the second parsimonious model, perhaps due to complex mode of body mass index inheritance ; a moderate heritability estimate is found for body mass index ( h2 = 0. 313 ), lower than that of other populations, this is presumably due to the fact that aside from the influence of genetic bases, body mass index is strongly influenced by environmental factors and that there is a low proportion of obese individuals in samples ( only 4. 1 % individuals have body mass index > 30 )

    分離分析的結果表明, ( 1 )體重指數不存在主基因分離,不同於在其他非中國人群中檢測的結果,說明存在種群差異性; ( 2 )一般模型提供了最合適模型,環境模型是次之的嚴格模型,可能由於體重指數遺傳模式的復雜性所致; ( 3 )中國人群中體重指數具有適中的遺傳率( h ~ 2 = 0 . 313 ) ,低於其他人群中的結果,這是由於體重指數除了受遺傳因素影響外還受環境因素影響及樣本中低比例的肥胖個體( 4 . 1的個體bmi 30 )的原因。
  17. Based on the u. s. navy generalized digital environmental model ( gdem ) climatological temperature and salinity data on a 0. 5 x 0. 5 grid, the three - dimensional current system in the kuroshio south of japan and kuroshio extension is determined and analyzed by using the p - vector method

    本文選用美國海軍gdem全球氣候月平均溫鹽資料,空間解析度為0 . 5 0 . 5 ,應用p矢量方法對日本以南黑潮和黑潮延續體三維流場進行了診斷計算和分析研究。
  18. Then, based on several existed ga methods, a ga methods was applied in the gpp problem with the auv s grid environmental model, and it was tested by the joint simulation experiment in the auv simulation system. the gpp method in ga based on apf was also developed by simulation test

    然後在已有幾種遺傳演算法路徑規劃方法的基礎上,針對智能水下機器人的柵格化環境模型,用遺傳演算法進行了全局路徑規劃的研究,並且在水下機器人模擬系統中進行了聯調模擬驗證。
  19. For a practical problem in the definite region, it is the most important work to identify parameter values efficiently after the structure of environmental model is defined

    摘要對于選定區域的問題研究,模型結構確定之後,最重要的是如何有效地識別模型的參數。
  20. A sub - region based method of building environmental model of complete coverage path planning of mobile robot

    基於子區域的機器人全覆蓋路徑規劃的環境建模
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