生存指數 的英文怎麼說

中文拼音 [shēngcúnzhǐshǔ]
生存指數 英文
survival index
  • : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
  • : 動詞1 (存在; 生存) exist; live; survive 2 (儲存; 保存) store; keep 3 (蓄積; 聚集) accumulat...
  • : 指構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • 生存 : subsist; exist; live; survival; vita
  • 指數 : 1. [經] (比數) index number; index 2. [數學] exponent
  1. On the basis of foreign documents, the dissertation firstly describes the morphology, taxonomy, and biological characters of cochineal insects. then, by using artificial climate cases in the lab, according to orthogonal design, 8 lands of combinations of temperature, humidity and light is set, while the temperature has four levels : 15, 20, 25 and 30, and the relative humidity has two levels : 60 % and 80 %, while the light also has two levels : 980 lux and 60 lux. through observations and analysis of hatching percentage, survival percentage of the first instar and during from the second instar to the adult, the population tendency index, generation life cycle, size and eggs of female adult, the development of the cochineal under different conditions is studied

    在收集、整理國外對胭脂蟲的研究資料基礎上,首先從胭脂蟲的形態學、分類學、物學特性入手,進而在實驗室內利用人工氣候箱,應用正交設計方法,設計了4種溫度、 2種濕度、 2種光照梯度的不同組合,通過測定胭脂蟲的孵化率、 1齡若蟲的活率、 2齡若蟲至成蟲期活率、種群趨勢、世代歷期、雌成蟲的大小、懷卵量等物學標,深入研究胭脂蟲在這些組合下的長發育狀況,應用理統計方法,分析出溫度、濕度和光照對各項物學標的影響,找出胭脂蟲適宜的室內培育條件,並為野外胭脂蟲的培育提供一定的理論依據。
  2. In analyzing the research of branch companies performance evaluation of ningxia yinqi group, pointed out the disadvantages and inelasticity of " production value and output " branch companies performance evaluation system type, and also pointed out the solution was establishing the type of " financial and developing " system, which was fit for the stratagems and the organize changing of the group. based on this, the qualitative and quantitative evaluation system and methods on financial benefit, asset operating, sinking ability and developing ability have been built. the system closely centered on the stratagem of subsistence, development and accrual combining with the influences of the performance

    在建立下屬企業績效評價體系和方法的過程中,緊緊圍繞企業、發展、獲利的戰略目標要求並結合企業績效的實際影響因素,提出了以財務效益、資產運營、償債能力和發展能力為主導的定性和定量評價相結合的評價體系和方法,在評價標的選取上做到互相補充,在評價方法上建立從單一評價到綜合評價直至形成整體評價的方式,在定性評價上採取了絕對、相對和相互對比評價的方法,在定量評價上結合層次分析法( ahp )等相關評價方法的基礎上建立了綜合評價模型,適合於計算機軟體處理據以提高評價工作效率。
  3. Therefore, a model of three sectors, respectively referring to domestic sector, manufacturing export sector and primary product export sector, has been established here to measure the technology spillover effects of export on domestic sector. finally, based on a broader framework, this dissertation went on to investigate the relationship between openness and china ' s economic growth, while the result shows that though there exists a notable dispute about how to measure the degree of china ' s openness, the index of trade dependence still maintains the better one to reflect china ' s economic openness. in the meanwhile, impulse response function ( irf ) method and forecasting errors variance decomposition ( fevd ) method, both of which are based on the vector auto - regression ( var ) system, are used here to investigate the dynamic relationship between openness and china ' s economic growth

    與傳統理論不同,新增長理論和新貿易理論都強調技術進步的作用,因此本文構建了一個三部門的技術外溢效應模型(國內部門、工業製成品出口部門以及初級產品出口部門) ,考察了工業製成品出口和初級產品出口對國內非出口部門不同的技術外溢效應;第四,從更加廣闊的視野就貿易開放度與中國經濟增長問題進行研究,有關貿易開放度如何度量一直是在較大爭議的問題,本文首先對該類研究文獻進行了較為詳盡的述評,然後運用產函方法對所選取的5個貿易開放度度量標進行了檢驗,結果發現盡管一些已有研究認為外貿依度無法真實度量一國經濟開放水平,但是本文研究結果表明外貿依度仍是度量我國貿易開放度的較好標,進一步採用基於var系統的脈沖響應函法以及預測誤差方法分解法對貿易開放促進經濟增長的作用進行了動態刻畫。
  4. So it plays an important role and demonstrates its unique advantages over other soil animals in the assessment of heavy metal contamination of environment ; this review first briefly summarizes some methodological systems and major parameters ( community structures, species character, survival, growth, reproduction, metallothionein, and enzyme ) used in the study of ecotoxicology and other related biomarkers in applying collembola in ecological risk assessment of polluted soils

    本文簡要概述彈尾目昆蟲在污染土壤態風險評估中、態毒理學研究以及其他相關物標志物研究上的一些方法體系及檢測主要標參(群落結構,種群特徵,率,長率,繁殖率,金屬硫蛋白和酶活標) 。
  5. In this paper, with the helps of the ordinary ecological site - study techniques, electrophoresis and the multivariate analyses, from both the levels of morphological and allozymic variation, we studied the differentiation patterns of 29 morphological characters and 6 allozymes of 97 individuals from 7 populations of euonymus chloranthoides yang, an endangered plant species which is endemic to mt. jinyun of chongqing. we also studied the relationship between such differentiation and its environment factors

    本文以處于瀕危狀態的縉雲衛矛為研究對象,在測定了各種群的環境因子基礎上,從形態和等位酶兩個層次採用多種量分析方法對縉雲衛矛7個種群97個個體的29項形態標及6種等位酶反映出的態遺傳分化及其與環境的關系進行了研究。
  6. Secondly, the ccpi was a laspeyres index, which had an upward bias, while the gdp deflator was a paasche index with a downward bias

    在向上偏差而本地產總值平減物價則屬于派氏
  7. By using cobb - douglas production function model and solow ' s growth equation, this paper computes and analyses the effect of technological progress on shunde ' s economic growth since 1990s, summarizes the characters and defects of shunde ' s technical development and points out technological progress become the vital factor and high - tech industry largely promote its progress

    本文運用柯佈道格拉斯產函模型和索洛增長速度方程式,對順德90年代以來技術進步及其對經濟發展的貢獻進行實證分析,出技術進步已成為順德經濟發展的主要動力,概括了順德技術進步的特點及在問題,認為順德高新技術產業的快速發展是發揮技術進步作用的重要原因。
  8. In this paper, the author explains the pressing and necessary of recomposing the core competition power of libraries from the angle of impact by knowledge information industry co., knowledge information service co., and permited digital library co., and expounds out the research results of the author

    摘要本文從知識信息產業、知識信息服務業和準字圖書館商業公司對圖書館造成沖擊的角度,對現階段圖書館的環境進行了全面系統的分析,出挖掘、重組圖書館核心競爭力是緊迫和必要的。
  9. The result of experimentation on coupling effect of water and fertilizers on spring corn in the three gorges reservoir area indicate that water stresslead the effect low of highness and lai, and the most effect is made in shooting stage ; it has a significant positive correlation between the yield of corn and biomass, and hasn ' t none significant positive correlation between the yield of corn and the weight of roots ; the coupling effect of water and n is significant, but the coupling effect of water and k is not significant, the maximum yield of corn condition fitting - water and medium n, corn absorbs n has a threshold value during the growth, and using superfluous n is able to prick up soil drought and crop drought ; water is the leading factor which effects the yield of corn, next is n and k

    摘要三峽庫區春玉米盆栽水肥耦合試驗研究結果表明,水分脅迫導致玉米株高和葉面積降低,以拔節期受到影響最大;玉米產量與物量呈顯著正相關關系,產量與根重無顯著正相關關系;水氮耦合效應顯著,適宜水分和中氮處理下玉米的產量最高,玉米長發育對氮肥的吸收在一定的閾值,過多施用氮肥會加劇土壤乾旱和作物乾旱,水和鉀耦合效應對玉米產量影響不顯著;水分是影響玉米產量的主導因素,其次是氮效應和鉀效應。
  10. The main work and conclusion for this paper is as following : according to the flashover test results of several kinds of iced insulators under positive voltage and negative voltage, this paper obtained : for the single porcelain insulator, the single glass insulator and the composite insulator bridged completely by icicle, the metal cathode ' s strong ability of emission electron is the primary reason that results in the lower negative flashover voltage ; the position difference of the high resistance district in method anode side results in that porcelain insulator cluster and glass insulator cluster have an evident effect of polarity ; when less ice and no icicle at the brim of the sheds, due to numerous non - polar arcs on the composite surface, the effects of polarity of composite insulator was lost using the test method of the average flashover voltage in the freezing period, dc flashover performances were investigated of several insulators with some typical structures and different material

    本文的主要工作和結論如下:在人工氣候室內,根據不同覆冰絕緣子正、負極性下的閃絡試驗結果,得出負極性電弧金屬陰極的強電子發射能力造成了單片瓷、玻璃絕緣子及被冰凌橋接的合成絕緣子有較低負極性冰閃電壓;正極性電弧金屬陽極側產高電阻區所處位置的差異使得瓷和玻璃絕緣子串具有明顯的極性效應;覆冰較少時,合成絕緣子表面出現量較多的非極性電弧使合成絕緣子無極性效應。利用覆冰期內平均閃絡電壓的試驗方法,對不同材質和結構的絕緣子在覆冰、低氣壓和污穢共環境中的直流閃絡特性進行了研究。試驗結果表明,直流平均閃絡電壓隨著海拔的升高、覆冰量的增加以及污穢度的增加而降低,且其特徵與絕緣子結構、覆冰量、覆冰狀態、污穢度等有關。
  11. Its theoretical significance lies in the fact that it injects new vitality into classical cardinal approach, but there is widespread doubt about the objectivity of its utility index

    馮?諾依曼效用的理論意義在於給古典的基效用論注入了新的機,其在的問題是效用的客觀性受到廣泛質疑。
  12. Thirdly, the " proper " opening theory is introduced, using five " for or against benefits " index to briefly evaluate whether or not a nation ' s tod is reasonable : tod should be for the benefit of smooth operation of domestic social reproduction, for the benefit of taking advantages against domestic weakpoints during international exchange, for the benefit of acquiring global advanced technology, equipment, resources and capitals, for the benefit of subsistence and development of domestic national enterprises, and for the benefit of return of talents abroad, improvement of local talents in terms of quality and quantity, rapid transition of studying results into productivity

    再次,介紹了適度開放的理論,提出了用五個「是否有利於」標來概括地評價一國的開放度是否合理;是否有利於國內全社會再產更加協調;是否有利於本國在國際交換中揚長避短發揮優勢;是否有利於本國從全球范圍內獲取先進技術、設備、資源、資本等;是否有利於國內民族企業和發展;是否有利於出國人才的迴流,國內人才質量和量的提高,科研成果快速轉化成產力。最後,本文提出了對貿易開放度的度量方法。
  13. All patches adjacent to water are excotone and they have twist edges and narrow figure, which is suitable with the function of the frequency of exchanging the matter and energy, what ' s more, these patches are mixture in the plant community styles, which is according with the importance character of the excotone which is that many system coexist. 3 ) : the dissimilarity of plant community is key factor in composing the landscape heterogeneity

    鄰水斑塊邊界曲折,形狀狹長,多為混合型斑塊,這與態交錯帶多系統共特性是相適應的。樹種結構組成差異是構成花港觀魚公園綠地景觀異質性的主要因素,不同木本植物群落類型在花港觀魚公園不同綠地斑塊類型中交錯分佈,同一斑塊類型內部群落相異性較高。
  14. The paper is divided into three sector : in the first sector, base on cohort - component method and via quantitative analysis and qualitative analysis to matter of fact, the paper imports several variable : accelerating function of survival rate, correct children women ratio, proportion of infants, and establish correct cohort - component method. in the second sector, base on several hypothesis, zhejiang province population forecasts are made by correct cohort - component method, and population composing are presented in the future. in the third sector, base on results of zhejiang province population forecasts, the paper discusses change trend of mainly population index in the 21 century, and analyzes how population trend effects development of society and economy

    本文分三部分進行:第一部分,在隊列要素法的基礎上,通過對實際情況的定量分析與定性分析,在模型中引入了以下變量:概率加速函、修正兒童婦女比、幼兒性別比,建立了修正隊列要素法模型;第二部分,在幾個重要假設的基礎上,根據修正隊列要素法進行浙江省未來五十年人口預測,給出了各預測年份分性別年齡的人口構成情況;第三部分,是在上述預測結果的基礎上,對21世紀前半葉浙江省的主要人口標的變化趨勢進行討論,並對浙江省的總的人口變動趨勢及其對社會經濟發展影響進行分析。
  15. Standard guide for determination of a survival curve for antimicrobial agents against selected microorganisms and calculation of a d - value and concentration coefficient

    測定抗選定微物的抗菌劑的曲線和計算d值及濃度系的標準
  16. For the construction of urban landscape and the optimization of the land use, this dissertation discusses the spatial pattern of landscape ecology and its dynamic evolution of the main areas of zhanjiang city. based on the source of remote sensing ( rs ) images in 1986 and 2000, the dissertation presents such characteristics as quantities, perimeters, areas etc. of the patches, by using the function of dealing with images and data of geographic information system ( gis ) to produce the patches of landscape types. and then, the present situation and temporal and spatial patterns of urban landscape ecology are elaborated by calculating and analyzing landscape indexes

    本文以湛江市主要建成區(霞山區、赤坎區和湛江經濟技術開發區)為研究對象,以rs軟體geoimager4 . 0 、 gis軟體mapinfo6 . 0和應用軟體excel2000為研究工具,以湛江市1986年和2000年的遙感影像為信息源,通過geoimager4 . 0對圖片進行處理后,利用gis的圖像、據處理功能,獲取景觀要素圖斑,得出圖斑的量、面積、周長等特徵,在此基礎上應用景觀態學的理論與方法,計算景觀空間格局的異質性,通過對景觀空間格局的分析,探討湛江市城市景觀態空間格局及其變化特點,分析湛江市城市景觀態空間格局中在的問題,並針對在的問題,提出城市景觀態優化的對策和措施,擬為湛江市的城市景觀態建設和土地利用優化提供依據。
  17. Chaos is a ubiquitous nature phenomenon. the solution of chaos mathematical model is an extremely instable movement localized on finite space. as for instability, that is, the adjacent orbit will separate exponentially with the time goes by

    混沌是自然界中在的普遍現象,對混沌現象建模產的混沌學模型,其解為局限於有限相空間的高度不穩定的運動,所謂高度不穩定是近鄰的軌道隨時間的發展會地分離。
  18. The dissertation refers to comparatively full literatures in the field of vsc, and the development history and characteristics of vsc are summarized, and the elementary concepts, elementary definitions, elementary properties, elementary principles and design methods are particularly introduced, and the causes of the chattering phenomenon are systematically analysed, and the study status of the chattering phenomenon and the main methods to eliminate the chattering are elaborated. for the deficiencies of traditionary methods, three improved methods are developed, which are improved exponent reaching law solution, variable boundary layer solution and the solution by adding an auxiliary continuous control term. for uncertain linear systems, an adaptive fuzzy integral variable structure control stategy ( afivsc ) is put forward to eliminate the chattering around the sliding plane, which introduces fuzzy logic to soften the non - linear discontinuous sig nal in the control variable and utilizes adaptive theory to adjust output membership function according to how much the uncertainty of the system is

    比較全面地查閱了關于變結構控制理論的文獻,總結了滑模變結構控制的發展歷史和特點,詳細介紹了變結構控制的基本概念、基本定義、基本性質、基本原理以及設計方法;系統分析了變結構控制系統抖振產的機理,並闡述了國內外目前對抖振問題的研究現狀以及消除抖振的主要方法;針對傳統抑制和消除抖振方法的不足,改進了傳統方法,得到了三種新的消除抖振的方法? ?即改進的趨近律法、可變邊界層法和附加連續項法;針對不確定性線性系統,在變結構控制策略中引入模糊邏輯和自適應理論來消除滑動平面上的抖振,提出了一種自適應模糊積分變結構控制方案( afivsc ) ,利用模糊邏輯來柔化控制量中非線性不連續部分,採用自適應理論,根據系統不確定性大小在線調整模糊輸出量的隸屬函,另外,鑒于模糊控制本質上是有靜差的,所以本文選擇了帶積分項的切換函,由於積分項的在使系統較正為無靜差系統。
  19. Major can be defined. the division of the work becomes more & more detail & some positions require special professional candidates. we can meet your requirements

    可以定專業在知識爆炸的今天,專業分工越來越細,隔個專業就如同隔了一重山!企業靠的就是自己獨特的專業性。我們絕不會僅僅為您找個相關專業的人湊
  20. In keeping with the realities of life in the enterprise, we ll focus on how nio compares to standard i o when an exponentially increasing number of clients retain their socket connections

    為符合企業中期的事實,我們將重點放在當保持socket連接的客戶機量以級增長時, nio與標準i / o相比較的情況如何。
分享友人