流域發展因子 的英文怎麼說

中文拼音 [liúzhǎnyīnzi]
流域發展因子 英文
watershed development factor
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 名詞(在一定疆界內的地方; 疆域) land within certain boundaries; territory; region
  • : 名詞(頭發) hair
  • : Ⅰ動詞[書面語] (沿襲) follow; carry on Ⅱ介詞1 [書面語] (憑借; 根據) on the basis of; in accord...
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • 流域 : [水文] watershed; basin; drainage area; catchpit; catchment area; drainage basin; feeding ground;...
  1. On the base of serious summarizing the experience of more than 20 pilot villages of the all city during the past 7 years, twice villages surveys in large scale in 1999 and 2001 ( including over 200 villages ) and thirteen pilot villages in the project of rural development by technology and education project in beijing in 2002, generalizing experience on how to develop village economy and rural development by technology and education project entirely, extrapolating the operating mechanism, management system and village development pattern in how to rely on technology to train rural elites and boom village economy especially. thereby, representing the conception, goal and operating clue of village economy and rural development by technology and education project for 21st century in beijing in detail. it is the first time to represent four operating thesis of rural development by technology and education project for 21st century in china systematically : system thesis of village productive forces ( inside ) ; regional actinoid thesis in village ( outside ), operating thesis for origin, bank and fluid, and the thesis of biology balancing and limited factors

    在認真總結北京市7年多來全市20餘個科教興村老試點和1999年、 2001年兩次大規模村級調查( 200餘村) 、北京市2002年十三個科教興村新的試點的基礎上,全面總結如何依靠科技、教育在經濟、開科教興村等方面的經驗教訓,特別是重點總結歸納了7年來北京市如何依靠科技、培育鄉土人才、促進村經濟的科教興村的管理體系、運作模式、村級模式;在此基礎上,詳細闡述了21世紀北京市科教興村的概念、目標和工作思路;並在國內首次較系統地、深入地闡述了21世紀科教興村的四大運行理論基礎:村生產力系統理論(對內) 、村經濟輻射理論(對外) 、 「源、庫、」運轉學說和「生態平衡理論和限制學說」 。
  2. The dissertatio n constructs the index system, introduces the coefficients of development, coordination, fairness, and the coefficient of sd, which is composed by the former three and can reflects the sd overall strength of watershed, brings forward the quantative criteria of in order that the research of wrcc is based on the good watershed ecology and environment, the dissertation, according to the ecological appropriate theory, builds the logarithm normal distribution model about the relation between the growth of natural vegetation and the depth of groundwater ; based on this relation model, proposes a quantitative method of ecological water requirement ( ewr ) of natural vegetation in arid area, which utilizes the results of rs technique and the spot testing data of vegetative physiology demand

    針對特點建立了基於水資源的可持續評價指標體系,引入系數、協調系數、公平系數,以及由其構成的衡量水資源支撐社會可持續綜合水平與能力的可持續系數,提出了可持續的定量判別方法。為保證在良好生態的前提下進行水資源承載能力研究,論文根據生態適宜性理論,建立了乾旱區典型天然植物生長與主要環境的偏態單峰對數正態分佈模型。基於此關系模型,利用遙感技術成果以及植物生理需水的現場實驗數據,提出了乾旱區天然植被生態需水量計算方法。
  3. On the base of summarizing and evaluating chinese soil erosion models, this paper brings forward future developing directions that the soil erosion models should pay attention to : ( 1 ) paying attention to the theory researches of soil erosion models, consummating from erosion factors basis erosion prediction to erosion processes quantity and theory researches, studying each erosion factor and its interaction impact on erosion processes, and sediment dispersion, transportation and deposition action on complex slopeland, as well as different catchments scales ; ( 2 ) reinforcing the study of gravitation erosion and cave erosion mechanism, and big and middle scale catchments erosion models ; and ( 3 ) making the best of advanced rs and gis technology, providing plentiful datum for erosion models researches, making and for soil erosion models checkout

    在總結和評價中國土壤侵蝕模型的基礎上,提出了今後土壤侵蝕模型應該注重的方向: ( 1 )注重土壤侵蝕模型的理論研究,將從以侵蝕為基礎的侵蝕預報向侵蝕過程的量化研究和理論完善,研究各侵蝕及其交互作用對侵蝕過程的影響,泥沙在復雜坡面以及不同尺度間的分散、輸移和沉積作用; ( 2 )加強對重力侵蝕、洞穴侵蝕機制的研究,加強對大中侵蝕模型的研究; ( 3 )充分利用先進的rs 、 gis技術,為侵蝕模型的研究提供大量的數據源,以利於對土壤侵蝕模型的檢驗。
  4. Meanwhile, according to the assessment cell of small watershed, the paper evaluates each index and compositive index. the paper can provide scientific bases for both protection and use of wetland by disclosing the spatial distributing rules and analyzing the impact on environment brought because of exploiting. the study shows that 1 ) in the structure of wetland ecosystem health of panjin city in 2000, better area accounts for 22 %, generic area 52 %, worse area 26 % ; 2 ) in shuangtaizi national wetland nature reserve, the health of many regions is better, the one of partial regions is threaten, the area of wetland is decreasing ; 3 ) in the period from 1986 to 2000, paddy field, shrimp and crab pool were increased, swamp and biodiversity were decreased gradually, and the environment of wetland was polluted gradually

    本文以生態系統學、景觀生態學、生態系統健康、區可持續等理論為基礎,根據聯合國經濟合作開署提出的壓力-狀態-響應( psr )框架模型,以遙感數據及統計監測數據為基礎,採用rs 、 gis 、 gps技術,結合數理統計和數學模型方法,提取土地利用/土地覆蓋信息、濕地類型信息、小信息、濕地景觀指數、濕地初級生產力、濕地人口壓力指數、濕地蓄水量、濕地污染物負荷、濕地變化等數據,建立盤錦市濕地生態系統健康數據庫,以小為評價單元,對每個小濕地進行單和綜合評價,揭示盤錦市濕地生態系統健康狀況的空間分佈規律,同時對濕地資源開造成的環境影響進行剖析,為濕地資源的保護與利用提供科學依據。
  5. The key issues in this paper are : e - commerce and its characters ; the influence of e - commerce on the innovation of circulation model and the development of circulation industry ; the inner factors and impetus that speed up the circulation to develop itself ; the analysis of e - commerce in china and its electronic trade prospect and it is put forward that the development of e - commerce in china is facing the tasks of marketization and eletronisation and the business between enterprises is becoming the development emphasis in the area of commodity circulation ; the strategy and countermeasure of e - commerce development in circulation industry and it is also proposed that t he overtaking strategy be established to quicken the process of the modernization of circulation industry ; the rule that fits the situation of our country be fixed to make enterprises the main body in using e - commerce ; e - commerce means be used to change the circulation system of our country ; the payment system construction be speeded up and the government promote e - commerce, etc

    本文重點研究了電商務的本質特徵,電商務對通方式創新以及通產業的影響,力圖從全新角度探求加速通自身的內和動力;分析了我國電商務及其電交易前景,提出中國電商務面臨市場化與電化的雙重任務,企業間的業務將成為商品通領重點;探討了通業電商務的戰略與對策,提出確立趕超型戰略,加速商品通業現代化進程;確定適合國情的指導原則,推動企業成為電商務應用的主體;用電商務手段,改造我國物體系;加快支付系統建設和政府對電商務的推動等觀點。
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