生態勢 的英文怎麼說
中文拼音 [shēngtàishì]
生態勢
英文
ecological potential-
And it can be divided into four phases of urban tourism of china, in which there are different characteristics. ( 2 ) the evolutive rules of urban tourism of china are as follows : 1 ) the exoteric extent of tourism notion is more and more swell ; 2 ) the form of urban tourism renovate with the development of cities ; 3 ) the layout of urban tourism inner and outer is from close and complanate to exoteric and tridimensional ; 4 ) the sustaining system of urban tourism is from absent to as clear as a bell, and will reach a rational and advanced extent. 5 ) the social delamination of urban tourism is form stern to syncretic ; 6 ) the evolvement tendency of urban tourism should be generalized as a curve of accumbent " s ", which present a course makes up of low - grade development, high - speed development and balanced development
主要觀點歸納如下: ( 1 )城市旅遊是基於城市的發展而發展的,中國城市旅遊可分為古代、近代、現代和后現代四個階段,分別對應於前工業文明時期的城市旅遊、工業文明萌芽時期的城市旅遊、全面建設工業文明和后工業文明因素初露端倪時期的城市旅遊,以及邁向信息時代的城市旅遊,其間體現出不同的城市旅遊發展特徵; ( 2 )經歷不同發展的時期,中國城市旅遊表現出如下的演進規律: 1 )城市旅遊觀念開放程度逐漸增強,對城市旅遊的容納度日趨加大,對城市旅遊地位的認識從忽視到關注再成為生活的必要因素; 2 )旅遊形式從單一走向多元,新的旅遊形式隨城市發展層出不窮; 3 )城市旅遊的內外部空間聯系從封閉平面走向開放立體,達到網路化、連綿化、分區化、立體化布局; 4 )城市旅遊支持系統從缺失走向健全,達到理性高端; 5 )城市旅遊社會分層從森嚴走向融合,經歷了「小眾旅遊」 、 「大眾旅遊」 ,最終發展到「全民旅遊」 ; 6 )城市旅遊產業演變態勢可以概括為一條橫臥的「 s 」曲線,表現為低開?高走?平穩發展。There are five natural sample zones of adiantum reniforme l. var. sinense y. x. lin investigated, and recorded 34 species. 10 dominant species were used to calculate the niche width of populations and the niche overlap interpopulations
調查了5個自然樣地,記錄了34個伴生種,取10個優勢種進行種群生態位寬度與生態位重疊的計算。Form. taxus chinensis var. mairei is protecting plant in the first class, which is a precious and endangering plant in china in this paper, the quantitative characterics of form. taxus chinensis vsr. mairei population including age structure, spatial distribution pattern, growth dynamics of tree basal area, niche characterics, fractal dimension and competition between specises were studied using methods of mathematics ecology from the angle of population ecology of form. taxus chinensis var. mairei, then the prent state and the endangering causes were analysed. this research offers gist to protecting and enlarging the crude resourse of form. taxus chinensis vsr. mairei population, afforesting plantation and sustainable utilize for us
本文從南方紅豆杉種群生態學的角度、主要應用數學生態學的方法探討南方紅豆杉種群的數量特徵,包括南方紅豆杉種群年齡結構、種群空間格局(探討分佈格局動態規律與生境相互關系) 、不同立地條件下種群優勢度增長趨勢、生態位寬度、生態位相似比例、生態位重疊、空間占據能力及種間競爭等,分析其目前現狀及瀕危原因,期望為南方紅豆杉野生資源的保護和擴大、營造人工林及可持續利用提供理論基礎,也為瀕危植物種群生態學的研究提供參考。We use integrated research approach combining studies of ecosystem processes, remote sensing, gis, and computer modeling, to analyze and quantify ecosystem dynamics of major biomes of china in the context of global change. our researches are multidisciplinary, and focusing on terrestrial ecosystem processes at multiple - scales
以陸地生態系統學為指導學科,綜合多尺度生態系統過程檢測與分析、遙感和gis技術應用、計算機模型模擬,研究和預測全球變化背景下區域生態系統結構及其功能的變化趨勢。We master the high - tech biotechnology and nanotechnology research and development of autonomous " anion far - infrared high - purity ceramic glaze multifunctional additives " unique advantages, research and development to produce eco - antibacterial health " premium bone china " " magnesia strengthen porcelain ", " high - white porcelain " three kinds of porcelain products
我公司充分利用自己所掌握的高科技納米生物技術和自主研發的「高純負離子遠紅外多功能陶瓷釉料添加劑」這一獨特優勢,相繼研發生產出多功能生態抗菌保健「高檔禮品骨質瓷」 、 「鎂質強化瓷」 、 「高白瓷」三大瓷種系列產品。Because of imperfect in regulation, laws and market, the model brings out lots of problems such as insider - control, excessive freedom for large stockholder, no efficiency of supervisory, hollowing out the listed firm, etc. the fourth chapter : to solve the problems of corporate governance in china, we must do these things as follow : to diminish the difference of currency stock and incurrence stock, to realize that common stocks have common rights, to perfect the stimulation and control mechanism, to perfect the - structure of the board of the directors through introducing independent directors, to perfect market system and law system
4 、研究問題的目的是為了解決問題,而要解決我國公司治理中的問題,不但要克服制度構造的缺陷,逐步縮小流通股與非流通股的利益差別,實現同股同權:要完善公司的激勵、約柬機制,改善董事會的結構,引進獨立董事,加強公司對其他利益相關者利益的考慮:而且還要建立和完善市場體系,加強法律和執法體系的建設,使外部治理市場和法律、法規在公司治理中發揮強勢的監督和約柬功能,最終形成公司治理的良勝生態環境。The textile auxiliaries to be developed are described according to the requirements of the ecological textile production technologies, the clean production and continuative development of the textile industry
摘要根據生態紡織品生產工藝及紡織印染行業清潔生產、可持續發展趨勢的要求,闡述了一些有待開發的紡織印染助劑。As an important part of the morph - functional research of animals, the diversity of hair micro - structure is of significance for the discovery of species adaptation and evolution. hair structural diversity provides parameters to interpret the divergent adaptation and evolution tendency in different ecocommunities. physical principles introduced probed into the interpretation of the mechanism that the hair microstructure forms and the relatedness between structure and function, animal behavior and ecology
毛發微觀結構多樣性研究作為動物形態與功能多樣性研究的內容之一,對揭示毛的形態結構與功能多樣性在物種生存和適應中的意義,具有積極作用;同時作為生態形態學的研究內容,對解釋不同生態類群中的動物體形態結構的適應和進化趨勢以及所表現出的趨同、趨異現象也將發揮重要作用;在結構形態學研究方面,應用物理學原理解釋毛的微觀結構形成的過程以及結構與功能、行為、生態的關系也很重要。Probing into the analyses of the subjective developmental situation of biology with documental metrological method
用文獻計量法分析生物學科發展態勢的探討Man's agricultural activities have become the dominant ecological force.
人類的農業活動已成為優勢的生態力量。Temperate forest ecosystems occupy a position of prominence among all ecosystems.
溫帶森林生態系統在所有生態系統中佔有優勢地位。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。The results indicate that certain achievements have been made in the eco - conservation and construction in the western part ; however, the ecological damages are still quite serious ; and the eco - system is developing from structural damages to functional disorder
結果表明,西部地區生態保護和建設取得了一定成效,但生態破壞依然嚴重,生態系統呈現由結構性破壞到功能性紊亂演變的發展態勢。It has been 40 years since dobereiner and ruschel isolated the nitrogen - fixing bacteria from the rhizosphere of sugarcance plants and demonstrated the potential of diazotrophs to associate with graminaceous plants. more recent evidence of significant biological nitrogen fixation in economical important graminous species, particularly sugar cane, rice and forage grasses, has induced tremendous interest in ni fixation by non - legumes
本研究分離、篩選得到一株固氮酶活性高且穩定,生長勢強的聯合固氮菌株,並對其分類地位、形態及生理特徵、對環境的適應性及其對植物的促生效果和作用機理作了系統研究,得結果如下。Combining with fragstats software, landscape diversity index ( h ), landscape dominance index ( d ), landscape evenness index ( e ), fractal dimension, landscape contagion index and landscape fragmentation index are calculated. they show : ? grassplot landscape is a primary landscape type in gansu. the numbers of big patch is much more
以甘肅省為例,基於景觀生態學基礎上,利用arcview和arc / info地理信息系統軟體對甘肅省景觀系統進行分類,結合景觀指標計算軟體fragstats計算出了甘肅省景觀多樣性指數( h ) 、優勢度指數( d ) 、均勻度指數( e ) 、斑塊分維數、聚集度指數以及斑塊的破碎度指數。The plan of the research institute becomes, in the near future, with the ocean chemistry, the development and engineering turn of halo bios resources, the ocean information technique processing, ocean environment and ecosystems protection, etc. aspect for center of research direction, and gradually formats the aspect advantages in using of the salt water and the half salt water ( the haloid water ) chemistry resources, the ecosystem system monitor and controlling, algae cultivating and biology active material, the development research of nourishment supplies and bio - products, the ocean environmental protection and ecology etc., end can become one of important bases in the ocean realm of nation and tianjin for high level creative talented person development, hi - technique research and result conversion, high decision advisory, and the double that attains the economic performance and social performances win
研究所計劃在不久的將來形成以海洋化學、海洋生物資源開發及工程化、海洋信息技術處理、海洋環境與生態保護等方面為中心的研究方向,並且逐步在鹹水及半鹹水(鹵水)化學資源利用,生態系統監測與調控;藻類培養及生物活性物質、營養物資及生物製品開發研究;灘塗資源開發利用;海洋環境保護和生態學等方面形成優勢,最終可以成為國家和天津市海洋領域高水平創新人才培養、高新技術研究和成果轉化、高層次決策咨詢的重要基地之一,達到經濟效益與社會效益的雙贏!But because of its extreme arid torrid climate, hypsography low - lying, gale and frequent wind and other unique physica1 geography characteristics, its nature ecological environment are extremely bad and frail
因為氣候極度乾旱炎熱、地勢低洼、風大風頻等自然地理特徵,其自然、生態環境十分惡劣和脆弱。The subject is based on the study forward position of water resources management of liaoning province, and use the developed tendency and succeeded experience of world water resources for reference, take theory of sustainable development as guiding ideologue, adopt systematic project, protection of ecosystem and environment and theory of economy forecast engage in composite analyze, dynamic evaluate and forecast analyze, forecast developed tendency of water resources supplement and demand of liaoning province, put forward water resources rational disposition, economize on water, the prevention and control of water pollution and strength water resources protection etc. measures, supply decisional foundation for fight drought, economize on water and water resources optimized disposition, is water resources strategic research forward sustainable development, is a part of water conservancy developed program of liaoning province in the 15 period, and it has important significance to accomplish the sustainable development of economy and environment of liaoning province
本課題立足於遼寧省水資源管理研究前沿,借鑒了國內外水資源發展趨勢和成功經驗,以可持續發展的理論為指導,運用系統工程、生態環境保護理論和經濟預測理論進行綜合分析、動態評價,進而預測遼寧省水資源供需發展態勢,提出了遼寧省水資源合理配置、節約用水、水污染防治和增強水資源保護等措施,為遼寧省抗旱、節水和水資源優化配置提供決策依據。本文是面向可持續發展的遼寧省水資源戰略研究,是「十五」期間遼寧水利發展規劃整體布局的一部分,對實現遼寧省經濟、資源可持續發展具有重要意義。Because the price and income support may be harmful in economy, ecosystem and the society, developed countries tend to reform the ways of their agriculture subsidy. the basic tendency is " greening the subsidies " - - step by step to increase the proportion of ecosystem compensation
價格和收入支持類補貼存在經濟、生態和社會方面的缺陷,補貼改革的基本趨勢是補貼方式「綠色化」 ? ?逐步加大生態補償性補貼和公共物品服務類補貼的比重。In the analysis of ecological relationship between vegetation and environment, we got 11 community types by combining twinspan with dca. the first axis of oca indicated the elevation level and heat gradient while the second axis indicated slope factor. the analysis shows that the resource of tourism in pangquan gully is abundant and the construction is rational
第一軸基本上反映了各植物群落所在環境的海拔和熱量梯度,從左到右,海拔在體呈升高趨勢,熱量呈下降趨勢;第二軸基本反映了各植物群落所在的坡度梯度,從下到上呈良好的發展趨勢,從群落類型來看,各群落類型在排序圖上有規律地分佈,得出龐泉溝植被結構合理,分佈符合自然進化規律,龐泉溝生態旅遊資源未受到破壞,人為因素不明顯。分享友人