distribution change 中文意思是什麼

distribution change 解釋
分佈變化
  • distribution : n 1 分配,分發,配給;分配裝置[系統];配給品;配給量;【經濟學】配給方法,配給過程;分紅;【法律...
  • change : vt 1 改變,變更,變換,變革。2 交換;兌換;把(大票等)換成零錢;把(支票等)兌成現金。3 換(車、...
  1. Chapter 2 and chapter 3 analyzed the change of world honey production and trade, the distribution of apiculture production and trade structure of international honey market. linear increase model and the method of " revealed " comparative advantage was adopted respectively in forecasting world honey output and comparing competitive ability of main honey export countries

    第二章和第三章實證分析了世界蜂蜜總產量與貿易量的變遷,世界蜂業的產地分佈和世界蜂蜜市場的貿易結構,採用線性增長模型對世界蜂蜜總產量進行了定量預測,採用「顯示」比較優勢法等方法對主要蜂蜜出口國的競爭力進行了比較。
  2. Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time

    隨后以這幾種重金屬作為實驗毒物,以鯽魚為實驗動物,應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響,為制定漁業生產上預防性的管理措施提供科學依據,及時避免或減輕重金屬污染對水生生態系統造成的損害。
  3. At first, analysis of extreme temperature ' s spatial distribution of variety trend shows that the minimum temperature in the north are going up while the maximal temperature in east china declining widely, which is a numerical characteristics of prevailing warmer - winter in recent years. so the change of minimum and maximal temperature are dissymmetrical

    首先從總體上,分析極端最高和極端最低溫度變化趨勢的空間分佈:北方地區極端最低溫度普遍上升,且幅度較大,是近年來暖冬盛行的一個數值化特徵;極端最高溫度在東部普遍下降,最低最高溫度變化具有不對稱性。
  4. The distribution and change pattern of soil co2 concentration in soil profile data are analyzed as well as its effect factors. a model for soil caco3 eluviation - illuviation is developed based on mechanism of soil chemical thermodynamic principle and applying other modeling experience for reference

    本文以磚窯溝流域為例研究和分析了土壤剖面co _ 2濃度的分佈變化規律及其影響因子;對土壤碳酸鈣淋溶錠積進行了定性、定量研究。
  5. Fiber enlaced composite materials is widely used in engineering project. the mechanics property of the shell is rather complicated when analyzing the affect of composite materials shell ' s interlaminar stresses. the result shows that the interlaminar stresses of composite materials shell will be changed much according to the change of the fiber direction, not only the distribution style, but also the interface which the maxinal interlaminar shearing stresses belongs to

    纖維纏繞復合材料殼體在工程實際中得到廣泛應用,其殼體力學性能相當復雜,本文在分析復合材料殼體層間應力的影響時,提出了復合材料殼體層間應力隨纖維方向的改變有較大的不同,不僅分佈形式不同,其最大層間剪應力所在的界面也各不相同。
  6. The change of geographical distribution of colleges in modern china

    論我國近現代高校地理分佈的變遷及其啟示
  7. Caco3 not only affects soil physical and chemical characteristics but also causes co2 change in the air, because caco3 is main components among the total pool of inorganic carbon of soil. this paper systematically summarized and analyzed general development characteristics of soil profile caco3 in loess hill gully area including source, content, forming - condition, distribution and illuviation - depth of caco3, which will have the most important significance for the further studies on global soil and climate change

    碳酸鈣在土壤剖面中淀積的深度和類型是黃土高原土壤發育的重要標志,鈣積層是黃土高原土壤發育環境的歷史信息庫,同時土壤碳酸鈣作為土壤無機碳庫重要組成,它通過溶蝕后再結晶與大氣co _ 2之間進行物質交流來影響全球氣候變化。
  8. The optical near - field distribution and propagation properties of solid immersion lens system are analyzed in detail when illuminated by linearly polarized focusing gauss beam. the change of the optical intensity and beam dimension at the bottom of solid immersion lens with different refractive index and different distance are discussed. the simulated results reveal that the higher the refractive index is, the stronger the optical intensity and the smaller the beam dimension at the bottom of the solid immersion lens will be

    編制了對固體浸沒透鏡近場超高密度光存儲系統進行模擬的二維時域有限差分程序,實現了對固體浸沒透鏡光存儲系統的數值模擬;著重研究了線偏振的高斯光束通過固體浸沒透鏡的光傳輸和近場光場分佈特性;分析了固體浸沒透鏡底面出射光強、光斑直徑隨固體浸沒透鏡折射率的變化、光透過固體浸沒透鏡后的強度、光斑直徑隨離開固體浸沒透鏡底面距離的變化。
  9. The attainment proves that the method is prompter than the conventional ones and reduces the amount of work greatly. moreover, when the db is connected with regional information system of transfered, it is possible to study the changing characterises or regional land use through quantity change, furthemore, to find out the decipline and the dynamic changes of spatial distribution of type of land use through land use maps

    結果表明與傳統調查方法相比速度快,工作量大大減少,且把數據庫與區域信息系統連接或被調用,不僅可以通過數值的變化,研究區域土地利用狀況的變化特徵,還可以從圖形上體現出土地利用類型的空間分佈規律,以及空間分佈的動態變化情況。
  10. At last, the thesis have researched urbanization trend from these aspects of migration of population, change of population density, layer distribution of urbanization as well as development and division of satellite towns

    最後文章從人口遷移、人口密度變化、城市化圈層分佈和衛星城鎮的發展及分工等方面對人口城市化趨勢進行了探討。
  11. Furthermore, referring to the literature and considering the specific experimental conditions given by the research, expression of the change of feed rate with time is presented, to obtain the linear growth of the diameter of pre - sintered glass beads, thus the distribution of beads size is relatively well controlled and raw material is spared in some extent. eventually, during the experiment discrete change of feed rate is implemented, and the practical changes of average diameter are plotted, then the results are compared with the theoretical calculated data

    另外,本文通過對造粒技術、燒結過程的大員文獻調研,結合本研究的具體情況,通過控制進料速率呈連續性變化,基本實現了燒結前球坯直徑的線性生長變化,從而更有利於實際生產中的產品粒度控制以及做到節約用料,並在試驗操作中以離散型進料速率變化來加以比較驗證。
  12. As a result of interference of light, the spectrum distribution of light will change in some condition when it pass through some medium, and the change is determined by the parameter of the medium

    利用光譜儀測量干涉后的光譜分佈,再結合優化演算法擬合測量光譜曲線,反演出光學介質的某些未知物理參數。
  13. Through calculation and dynamic adjustment of the distribution factor for every power plant and tie line, more accurate load flow change can be obtained

    通過計算並動態調整各個調節電廠和聯絡線的調節分配因子,得到比單個鬆弛節點計算時更加實際的潮流變化。
  14. The agglomeration effect, agglomeration efficiency and the change of city size distribution

    集聚效率與城市規模分佈變化
  15. The antarctica plays an important role in the study of global changes and it is the only land without large - scale human activities influence which makes it is sensitive to the global climate changes. penguin is the most impartment factor in the antarctic environment and its dropping sediment records the history of the population and the distribution change on the ardley island

    南極地區在研究全球變化中具有突出的地位,南極地區的各種環境因子對全球氣候變化有敏感的反應,而且它是地球上唯一未被人類活動大量影響的地區,所以,南極地區的生態學研究有特殊的重要性。
  16. It is such the exquisite coupling and the distribution change between each region during the binding and hydrolyzation that make it perform the high efficiency movement

    我們認為kinesin通過各部分巧妙的配合,利用atp結合和水解的過程中電荷分佈的變化,充分利用電勢能做功從而實現其高效率的運動。
  17. In this paper, we study the nonparametric statistical inference for one distribution change point

    摘要本文研究了連續分佈函數變點的非參數統計推斷問題。
  18. Does the current situation of the cash dividend distribution change to some extent after a series of relevant regulations were carried out

    在監管部門連續作出一系列有關現金分紅的規定后,我國的現金股利分配現狀是否有所改觀呢
  19. Origin and historical distribution change of peoples in southeast asia peninsula

    東南亞大陸地區民族的源流與歷史分佈變化
  20. First, the article analyzed and summarized the process income distribution change, elaborate the concrete performance, characteristic, development trend of income distribution in our country, analyzed the negative influence of income distribution gap expanding, because of the tax system and tax policy did not go effect, and emphasized the importance of tax adjustment and control ; second, analyze revenue from tax to adjust the fulfillment process of control the income allotment in our country, elaborate the main and self - contradict and existent key problem that control the income allotment by qualitative way. on this foundation, appraised effect of the adjustment and control of tax go income distribution, give some reasons from many angle for the weaken function of tax

    首先對我國收入分配實踐演變歷程進行分析與總結,闡述我國收入分配差距的具體表現、特徵以及發展趨勢,從收入分配差距擴大的根源分析中探討由於稅收制度與政策調控不力,對收入分配狀況惡化帶來的負面影響,並提出增強稅收調控收入分配效應的重要性;其次,分析我國稅收調控收入分配的實踐歷程,對我國稅收調控收入分配面臨的主要矛盾和存在的主要問題予以定性分析和闡述;在此基礎上,對我國稅收調控收入分配效應作出定量分析與評價,並針對我國稅收調控收入分配效應弱化問題,進行多角度的原因分析;最後,對我國稅收調控收入分配的對策,提出全方位重建構想。
分享友人