適旱性 的英文怎麼說

中文拼音 [shìhànxìng]
適旱性 英文
xerophily
  • 適 : 形容詞1 （適合） fit; suitable; proper 2 （恰好） right; opportune 3 （舒服） comfortable; well Ⅱ...
  • 旱 : Ⅰ名1. （沒有降水或降水太少） dry spell; drought 2. （非水田的; 陸地上的） dryland 3. （陸地交通） on land Ⅱ形容詞（乾旱） dry; arid
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  1. Regard - ing the surface runoff mechanism, liang and xie 1, 2 presented a new surface runoff parameterization which dynamically represents both the horton and dunne runoff generation mechanisms within within a model grid cell together with a consideration of the subgrid - scale het - erogeneity, which can be applied to not only humid regions but also droughty regions as well 3, 4. regard - ing the soil water movement, xie et al. 5 developed an unsaturated flow numerical model based on the finite element method, and xie et al. 6 presented another numerical model to compute soil moisture and water flow flux together by means of a mixed finite element method

    在地表徑流方面，文獻1 3發展了一種同時考慮蓄滿超滲產流機制及次網格非均勻性的新的徑流機制模型，並用其改進了陸面模式vic variable infiltration capacity中的徑流計算，該模型既適用於濕潤地區也適用於乾旱地區4 .在土壤水模型方面，文獻5採用有限元質量集中法發展了非飽和土壤水流的數值模型，文獻6則採用混合有限元法建立了非飽和土壤水分含量和通量計算的數值模型
  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

    針對流域特點建立了基於水資源的流域可持續發展評價指標體系，引入發展系數、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發展綜合水平與能力的可持續發展系數，提出了可持續發展的定量判別方法。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因子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. The ways of study are followed : insp - ecting and observing their living condition on the open fields ; cultivating sp - rout, examining physiological and biochemical changes in plants ; paraffin sec - tioning. the study results show : due to the species diversity, though the sproutsof xerophyte have several strategies to adapt to environmental drought in the long term evolution process, they have obtained same adapting mechanism to the short of water

    研究結果表明：由於物種多樣性，在長期的適應演化過程中，旱生殖物幼苗對惡劣生境的適應方式多種多樣，但其對水分條件的適應機理卻是一致的。與生命周期短暫的短命植物不同，多年生旱生植物的當年生幼苗，當面臨水分脅迫時，其結構和生理功能具有迅速改組與完善的特徵。
  4. Jerusalem artichoke is a new - style perennial species, which has high yield, alkali - resistance, the ability against drought, cold and extensive adaptability

    摘要菊芋是一種多年生、高產、抗寒、抗旱、耐一定鹽堿，並具有廣泛適應性的新型物種。
  5. Mongolian wheatgrass is a long - lived perennial grass of the genus agropyron. it is well adapted to the cold, arid conditions of the great plains and its leaves are rich in nutrition, so it is wide ranged in arid and semi - arid area of north of china

    冰草屬于壽命較長的多年生叢生牧草，抗寒、耐旱性強，營養豐富，是我國北方乾旱和半乾旱地區改良天然牧草和人工草地的適宜草種。
  6. High salty, drought, freezing are the major environment conditions that affect the growth of plant and account for significant reductions in the yields of agriculturally crops. the key step to solve this problem is to culture the stress tolerance crops

    逆境脅迫，乾旱、高鹽、低溫等是影響植物生長發育的主要因素，嚴重影響農作物的產量，解決這一難題的關鍵技術是培育出優良的普適性抗鹽作物。
  7. A comparative study on water use characteristics and eco - adaptability of hippophae rhamnoides and caragana korshinskii in semi - arid loess hilly - gully region

    半乾旱黃土丘陵區沙棘和檸條水分利用與適應性特徵比較
  8. This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces

    本文針對長江三峽庫區特殊的地質環境與工程實際情況，在充分考慮水對庫岸滑體穩定性影響的前提下，提出了一個適用於長江三峽庫岸滑坡體穩定性分析的綜合分析評價體系，並取得了如下幾個方面具有工程實際意義和一定科學研究價值的研究成果： （ 1 ）研究結果發現，水的活動是新滑坡形成或古滑坡復活的主要因素，一方面是由於地下水位升高降低了滑坡體的有效應力，另一方面是由於地下水的長期浸泡降低滑體及滑帶的力學強度，這兩方面的因素均將直接降低滑坡的穩定性； （ 2 ）針對三峽庫區的特殊條件，系統分析了作用於三峽庫區滑坡體上的力系和庫水位在175m與145m間變化時滑體條塊的受力變化，從而使對作用於滑坡體上的力系分析更科學、更全面； （ 3 ）通過對滑體處于旱季（天然狀態） 、雨季（暴雨或長期降雨狀態） 、 175m庫水位、地震以及庫水位由175m調節下降至145m等各種不同情況的有機組合，本文系統地歸納總結出了10種典型計算工況，並具體給出了相應的作用荷載的計算方法，使在庫區岸坡滑體穩定性分析評價時對計算工況選擇及其作用荷載的計算更具規范性； （ 4 ）具體運用c + + builder開發了關于滑坡體穩定性綜合分析評價系統，使對滑坡體穩定性分析計算更方便、更準確； （ 5 ）將上述滑坡體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑坡穩定性分析的具體事例中，分析結果表明，本文所提出滑坡體穩定性綜合分析評價方法對三峽庫區的滑坡穩定性分析是實用可行的。
  9. We educed the principal factors that led the young seedling of lilium tsingtauense population to die were imputed to the serious drought during l ~ 2years old, and the deficiency of soiar light in the communities, as well as in weaker intrinsic resistance to unthvorable environmental conditions

    環境篩分析得出，導致青島百合種群幼齡個體死亡的內在原因是其較弱的抗逆性和適應能力，外在原因是嚴重的乾旱和水澇、群落內的光照不足及外界干擾。
  10. Ministry of science and technology decided to deal with this problem by building windbreak forest system, so some plants, which grew well in sand areas and defend people from the sand and the pollution, were selected to grow in sand areas. some plants which have strong resistance to adversity should be researched,

    為科學選擇適應乾旱氣候條件的沙生植物，需要對抗逆性強的植物的適應逆境條件的機制進行系統而深入地研究，以便為沙生植物的選擇提供科學的依據。
  11. Growing in saline or alkaline lands, and dry or semi - dry areas, some species are highly adaptable to coldness, dryness and saline or alkaline lands

    由於賴草屬植物常生長在鹽堿地和乾旱半乾旱的山坡、地埂，該屬植物的有些物種對寒冷、乾旱、鹽堿土等不良環境具有高度的適應性。
  12. The results show that the resources of leguminous plants are very scarce, and the growth of rhizobium is related to special ecological condition and topographical features

    調查結果顯示： （ 1 ）本地區豆科植物資源貧乏，但適應性強，大多數都具有抗乾旱、耐鹽耐堿特勝。
  13. The risk management has great significance to china security company. when china security company expand themselves, they should focus on enhancing the idea of risk management, improving asset quality, and also should import advanced risk management technique, develop their own technique. from this point, we can say it ' s realistic for the study on the business risk management of china security company

    我國證券公司在擴大規模的同時，應有超前意識，在全面開放市場前就注重加強風險管理意識，提高資產質量，加強經營業務風險研究，積極引進、掌握國外先進、成熟的風險管理技術，並在此基礎上投入一定人力、物力開發出適合本公司經營特色的風險管理技術，使經營風險管理盡旱擺脫粗放式、隨意性強的管理模式，而以規范、科學的風險管理技術全面衡量市場風險，從而達到精細化管理的目標。
  14. But there still are some kinds of native xeroph - ytia which have distributed naturally during the long term process of adapta - tion and evolution in arid region. needless to say, it is the most key step to promote the vegetation restoration in desertification area by ascertaining the controlling factor of the natural distribution and observing the adaptation law of the plant living in arid area

    由於水資源的匱乏，乾旱區與濕潤區相比，生物多樣性受到嚴重抑制，但在長期的適應演化過程中，此區亦分佈著種類不乏的旱生植物群落，洞察現存各類植物對環境的適應規律，顯然是促進荒漠區植被恢復的重要環節。
  15. The study on the development model of agricultural science and technology park : make a comprehensive survey of the agricultural science and technology park development, statistical data on the agricultural science and technology park in the year of 2002 was applied to do macro analysis, with the result of development problems and propose the settlement. this study is conducted based on typical case study and theoretical analysis from the aspects of growing background, overall effect, operating model and the driving force in four national agricultural science and technology parks : shandong vegetables demonstrating park, henan xuchang national park, gansu dingxi park and beijing shunyi three - hi agricultural pilot model area. then analyse and sum up the general laws and different points. the creative research of this paper lines in raising the new theory of sci - tech agricultural industry organization for the first time, build up the theory analysis framework for agricultural science and technology park ; according to the theory analysis framework, sum up the development general model from choosing the national agricultural park in typical region ; build up th

    運用典型案例剖析與理論分析總結相結合的方法，分區域按照發展成效在全國范圍內選取山東壽光蔬菜高科技示範園、河南許昌農業科技園區、甘肅定西旱作生態型農業科技園區和北京順義三高農業示範區，從園區的成長背景、建設發展的總體成效、運作模式和園區發展的動力等幾個方面對農業科技園區的發展進行了深入研究，並對園區發展模式的共性規律和差異之處進行了分析歸納；本文創造性的研究在於：首次提出了科技農業產業組織理論，構建了農業科技園區理論分析框架；根據這一理論分析框架，通過選取典型區域的國家農業科技園區進行實證研究，總結歸納了園區發展模式共同特徵並進行了差異分析；首次提出了適用於不同評價對象和評價意圖的三套國家農業科技園區評價指標體系，並創造性運用多元統計分析方法和系統分析方法對國家農業科技園區進行綜合評價。
  16. In this research project, the agrobacterium tumefaciens mediated transformation of badh gene of tetraploid black locust has been studied, for the purpose of improving resistance to soline - alkali and drought of tetraploid black locust ; of playing more important role in developing of waste lands, ameliorating of soline - alkali soil, and greening and beautifying of surface - mined lands, mine waste dumps, slopes of roads and railroads where restoration of vegetative cover has proven difficult ; of fully making benefits of its ability to fix atmospheric nitrogen in the soil

    為了進一步提高四倍體刺槐的耐鹽性和抗旱性，進一步擴大其適宜種植的生態范圍，充分發揮其固氮、改良土壤的特性，在我國的城鎮綠化、荒山造林、鹽堿地改良以及采礦跡地、公路、鐵路邊坡等植物生長困難土地的植被恢復中發揮其優勢，本實驗對四倍體刺槐進行了農桿菌介導的甜菜堿醛脫氫酶基因轉化的研究。
  17. Nutrient - adjustment of adaptability of wheat to drought - resistance

    小麥抗旱適應性的營養調控研究
  18. 23 drought - resistant germplasm were selected as study material from more than 1000 locale maize germplasms collected in guizhou. 11 characters including plant form, yield factor, asi ( time from scatter farina to take out thread ) that relate to drought - resistance were studied

    摘要以從貴州收集保存的1000多份玉米地方種質資源中篩選出的23份抗旱種質為材料，對其植株形態、產量因素、 asi （散粉與抽絲間隔時間）等11個性狀進行田間觀測，研究評價其抗旱適應性。
  19. Although different researchers have different results, even some are contradictory, on the whole, all kinds of changes are adaptive reaction to water stress, which have advantage to improving wheat resistance of drought and have importance effect to yield formation under drought

    雖然不同的研究者所獲得的研究結果不同，有的甚至相互矛盾，但從總體上看，各種變化是對乾旱脅迫的一種適應性反應，有利於提高小麥的抗早能力，對乾旱條件下產量的形成具有重要作用。
  20. The key to the stochastic modeling is to build a suitable stochastic model of precipitation. in resent years, most models of precipitation process have been developed under some hypothesis or using advaced mathematical tools, but the applicability of these models is not strong

    地區乾旱隨機模擬研究的關鍵是建立合適的降雨過程隨機模型。目前給出的大多數降雨過程隨機模型，盡管運用了較多的假定條件或高深的數學工具，但適用性不強。
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