源匯系 的英文怎麼說

中文拼音 [yuánhuìxì]
源匯系 英文
source-sink system
  • 源 : 名詞1. （水流起頭的地方） source （of a river）; fountainhead 2. （來源） source; cause 3. （姓氏） a surname
  • 匯 : Ⅰ動詞1 （匯合） converge 2 （聚集; 聚合） gather together 3 （通過郵電局、 銀行把款項劃撥到別處）...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  1. Based on the distributions of these species the paper puts forward 5 basic characteristics of bailongjang woody plants flora, i. e. 1. diverse species, 2. ancient origin, 3. temperate nature and relations of the tropics, 4. here mixing various woody plants from different districts, 5. 20 endemic genera to china and 25 autochthonal endemic species to bailongjiang

    根據這些種的地理分佈，提出白龍江流域木本植物區系的5個基本特徵： 1種類豐富； 2起源古老； 3溫帶性質； 4南北交匯，東西兼容的過渡特徵； 5特有植物繁多。
  2. Around a third of the vocabulary differences between modern bantu speakers arose this way, around a fifth of the differences between speakers of indo - european languages, and around a tenth of the austronesians

    當代班圖語人群之間詞匯上存在的差別中，有1 / 3是來源於此，印歐語系是1 / 5 ，南島語族是1 / 10 。
  3. It was found : 1 ) the film restrained evaporation surface intensity and had obvious function of rising and keeping moisture, 2 ) the drip irrigation could supply water according to growing requirement and augment of water conflux intensity around crop root, it also had strongly controllable operation and wasted fewer water

    覆膜抑制了土壤表面的蒸發面匯，具有明顯的提墑保墑作用，滴灌能隨時根據作物生長需要及作物根系匯流強度的增大而補充匯流源，可控性很強，水的浪費率很低。
  4. It implements web crawling through distributed technology, and builds index database through accidence analyzing chinese characters separating unuseful words deleting etyma extracting index words selecting and lexicon. the level system uses new model of web accessing and level computation to build web level system so that the requirement for computer resources is greatly reduced

    該搜索引擎使用分散式技術實現網頁獲取模塊；通過詞法分析、中文分詞、無用詞匯刪除、詞干提取、索引詞條選擇和詞典等技術建立索引數據庫；該搜索引擎的級別系統使用了新的網路訪問模型和級別計算模型，大大降低了搜索引擎對于計算機資源的要求。
  5. Analyzing the physics structure of vorticity, divergence, vertical velocity, frontogenesis " function, apparent heat source and apparent moist sink etc. indicated the physics fields are favorable for the occurance of the heavy rain over changjiang - huaihe river basin where the physics values are well according to the heavy rainstorm positions ; the low level jet is closely subject to the moisture and the coupled system of the low and the upper level jetstreams induced the strongly " ascending motion ; the intensity of the frontogenesis varies with the development of the rainfall system and reacts the rainfall intensity

    主要分析了這次過程中的多種物理量，包括渦度、散度、垂直速度、鋒生函數、視熱源、視水汽匯等，對這一暴雨過程有了比較系統的認識。結果表明：在江淮流域存在著有利於發生暴雨的物理量場配置，渦度、散度、垂直速度等物理量，與暴雨的落區都很吻合的；低空急流的產生不僅有利於水汽的輸送，而且高低空急流的耦合造成了有利於強上升運動的配置；鋒生強度隨著降水系統的發展變化，並影響降水強度。
  6. It is difficult point of the design of the new system that directly generated statistic data from the data sources. because that the ability of monitoring of each enterprise of petrochina is different. especially they lack of some monitoring point, and the monitoring frequency is inconformity

    從數據源直接生成統計匯總數據是新系統的設計難點和突破口由於股份公司各企業監測能力和具體情況懸殊很大，存在監測頻率不一致、監測點位不足等問題，使得監測點類別劃分上很困難。
  7. Associative priming and text priming can affect lexical access independently. when the association between the prime and the target is strong, the context effect comes from associative priming mostly and context process on the postlexical access, while the association is weak, if the sentence representation is congruent with the target, the context effect comes from associative priming mostly and context process on the postlexical access ; but if the sentence representation is incongruent with the target, the context effect comes from text priming mainly and context process on the prelexical access

    當啟動詞與目標詞間有較強的語義聯結時，語境效應主要來源於詞與詞之間的聯結啟動，語境作用於后詞匯通達階段，而當啟動詞與目標詞間僅有較弱的語義聯結時，若句子表徵與目標詞的語義關系一致，則語境效應主要來源於詞與詞之間的聯結啟動，語境作用於后詞匯通達階段；而若句子表徵與目標詞的語義關系不一致，則語境效應主要來源於主題水平的語篇啟動，語境影響前詞匯通達階段。
  8. First, according to different car - following situation, warning distance model and braking distance model are discussed detailed. then according to base function to be achieved, system plan is made, and based on this, design of applying circuit of needed power unit, information collection unit, warning unit and other units is finished. system control program is designed by mcs - 51 language

    根據不同的跟車情況對報警距離模型和制動距離模型進行了深入的探討；然後根據所要實現的基本功能，建立了系統方案，並以此為基礎，進行系統所需的電源、信息採集、警報輸出及其它裝置的應用電路設計；用mcs - 51匯編語言編制了系統控製程序；最後給出了模擬實驗的結果。
  9. Advances in the study of terrestrial ecosystem carbon source, sink and affection mechanisms

    陸地生態系統碳源與碳匯及其影響機制研究進展
  10. The way to calculate the added - mass and the damping coefficient of the ship sections by conformal mapping and pulsating source method

    重點介紹了用多級展開法和源匯分佈法求解船體切片段的附加質量及阻尼系數。
  11. The calculated drafts covers the whole possible ship draft in the large amplitude motion ; secondly, the research creates and solves the ship large amplitude motion equations. on the one hand, the actual calculation takes into account the coupling between the different motion modes, on the other hand, in the process of calculation of the ship hydrodynamic coefficient, it considers the influence of the nonlinear factor. the hydrodynamic coefficient used in the calculation of froude - krylov force, diffraction force and radiation force changes instantaneously following the draft, and the hydrostatic buoyancy is computed very accurately for the instantaneous immerse hull

    本文的研究分為二個部分：首先利用frank源匯法計算水動力系數，計算包括不同吃水時的附加質量和阻尼系數，吃水范圍涵蓋了船舶大幅度運動時所有可能的吃水；然後建立和求解船舶大幅度運動方程，在實際計算時一方面考慮了運動模態之間的耦合，另一方面在計算水動力時，考慮了非線性因素的影響。 froude - krylov力、輻射力、繞射力中的水動力系數隨吃水瞬時變化，靜浮力的計算精確到船體瞬時濕表面積，最後用四階龍格?庫塔方法在時域內求解船舶運動方程，並進行了載荷計算。
  12. Abstract : the resistance formulas of air - flow through grain layer which are commonly used are collected in this article. the resource, relationship and usage coverage of these formulas are discussed. the values from these formulas are compared. and the factors influencing the resistance are stated. at the end of this article, the attention which should be paid concerning air - flow resistance through grain is pointed out

    文摘:本文匯集了糧層阻力的主要計算公式，指出各公式的來源、相互關系及使用范圍，對這些公式的計算值進行了比較，分析了各因素對糧層阻力的影響，指出計算糧層阻力時應注意的問題。
  13. In the 1960 ' s, the circumfluence theory has been used to design the shroud - propeller, and it can be divided to two methods, one is that the profile of die shroud is provided, the other is that the pressure distribution of the shroud is provided.

    到六十年代，函道螺旋槳的環流理論就可用來計算這種推進器的設計問題。本文中使用的方法是：函道用圓環渦系和圓環源、匯系模擬，用線性理論計算；螺旋槳用一個變負載的鼓動盤模擬。
  14. In the thesis the low drag - low noise optimization of the vehicle main form design is realized, main accomplishments are as follows. researched the knowledge of drag and flow noise, the parameters of the boundary layer are calculated by the hess - smith method and boundary layer momentum integral method. the calculation of the length of transition zone and change in boundary layer displacement thickness between laminar and turbulent states in the transition is improved, then the drag coefficient and self - noise from the transition zone are calculated as the objective functions of the optimization

    主要研究內容和成果如下：對航行器繞流流場進行分析，深入研究了阻力和流噪聲產生機理，建立了阻力系數和自噪聲的評估數值計算模型；採用物面分佈源匯法和邊界層動量積分法對繞流流場的流體動力參數進行計算，改進了轉捩區長度和邊界層位移厚度的計算，應用於航行器頭部駐點自噪聲的計算；最後設計了阻力系數和自噪聲數值計算程序模塊。
  15. At the same time, the carbon cycle at mid - latitudes of north hemisphere still remains unknown, which leads people to nowhere in gaining a deep understanding of the mechanism of global change. in xilin river basin, inner mongolia, which is right located at the mid - latitudes of north hemisphere, the high speed of social - economic development shows high rate and strong intensity to land use / land cover change in the past two decades. in this paper, remote sensing, gis and ecological modeling techniques were combined to study the land use / land cover change and carbon cycle of xilin river basin

    文章首先對內蒙古錫林河流域四個時期的landsattm / etm +影像進行土地利用/土地覆蓋分類、成圖；通過對比，分析了錫林河流域近20年的來的土地利用/土地覆蓋變化；並進一步運用gis方法研究了錫林河流域草地退化的演化路徑；最後運用century模型模擬了內蒙古錫林河流域大針茅草原、羊草草原的碳循環過程，繪制了其碳循環模式圖；並進一步分析了錫林河流域典型草原生態系統對大氣碳庫的源/匯功能。
  16. Firstly, this dissertation estimated the size of carbon source ; sink and net carbon sink of farmland ecosystems in china costal regions ( including ten provinces ) with statistic data from 1981 to 2001, which include data of crop yield and agricultural consumptions. then analyzed the temporal - spatial differences of carbon source, sink and net carbon sink of china costal farmland ecosystems. secondly, estimated npp ( net primary productivity ) of farmland ecosystems in china costal regions with per month noaa - avhrr ndvi ( normalized difference vegetation index ) data and estimation model

    本文首先運用1981 - 2001年的統計資料（作物產量和各種途徑的農業投入數據） ，對沿海十省區農田生態系統碳源匯及凈碳匯進行了估算，並分析了其時空差異；然後運用1998年逐月ndvi數據通過建模對沿海地區農田生態系統npp進行了估算，並分析了npp分佈與農田生態系統碳吸收的相關性；最後通過對農田生態系統碳源匯的影響因素分析，提出了不同的農田生態系統碳增匯減排技術。
  17. The sources are distributed on the bodies and cavity surfaces, a computer program is written to display curves of the pressure coefficient value and velocity value of the supercavity surface

    通過在回轉體表面和空泡表面分佈源匯的方法，建立了求解回轉體超空泡表面壓力系數和速度的計算公式。
  18. The results were summarized as follows : ( 1 ) there were significant temporal - spatial differences in carbon sources and sinks among different costal regions

    通過研究，得到了以下幾點結論： （ 1 ）沿海地區農田生態系統碳源匯的時空差異顯著。
  19. Source - sink distribution method for solving hydrodynamic coefficients of asymmetrical section

    源匯分佈法求解非對稱剖面水動力系數
  20. In the financial group ( chfg ) is the international capital of china ' s financial institutions and co - operation group holdings ltd. to set up a strategic partner of the company, relying on its solid financial strength and extensive commercial background resources, to expand the greater china region financial operations

    中匯金融集團（ chfg ）是國際資本機構與中國金融集團控股有限公司共同合作成立的策略夥伴公司，依託其雄厚的資金實力背景和廣泛的商業資源關系，致力於擴展大中華地區的金融業務。
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