離勢值 的英文怎麼說

中文拼音 [shìzhí]
離勢值 英文
measure of dispersion
  • : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
  • : 名詞1 (勢力) power; force; influence 2 (一切事物力量表現出來的趨向) momentum; tendency 3 (自...
  1. The results show that the genetic diversity of filial generations is higher than self - bred progeny ’ s , the hybrid vigor has manifested at metabolization level 。 the proportion of polymorphic loci ( p. 99 ) in f1 generations was 30. 77 - 36. 36 % , the mean observed heterozygosity ( ho ) of jmcf ( japanese male chinese female ) was the highest with 0. 1727, the rest populations were : jfcm ( japanese female chinese male ) 0. 1536 、 cp 0. 1273 and jp 0. 1055 , the mean effective number of allels per locus in f1 generations : cp ’ s was the highest with 1. 7318 , jp ’ s was the lowest with 1. 6718 , the filial generations ’ values were in the midle of the cp ’ s and jp ’ s and between them there was no brightly difference, with 1. 6955 ( jfp ) and 1. 6927 ( jmp )

    各組的平均雜合度預期也表現出該趨,即:日自交組最低,為0 . 1786 ,日雄中雌雜交組的平均雜合度最高,為0 . 1964 ,日雌中雄雜交組和中自交組分別是0 . 1891和0 . 1865 。 hardy - weinberg平衡下遺傳偏指數也是雜交組的小於自交組的,平均每個位點的等位基因有效數目中自交組最高為1 . 7318 ,日自交組最低為1 . 6718 ,兩雜交組群體的這一指數相差不多,分別是1 . 6955和1 . 6927 ,位於兩親本的中間水平。
  2. Let us now look at the ionization potentials for the next few atoms.

    現在再來看一下后來少數幾種原子的電
  3. Specially, based on risk - metric and factor variables, the author discusses multi - factor asset pricing model. in theoretical analysis, the author attempts to release the assumption of index ' s random walk, proves a portfolio selection model suitable for the linear index level moreover, based on assets un - exchangeable, the author brings forward asset pricing models for b - shares, h - shares and non - circulated - shares. the author also brings forward multi - factor asset pricing model based on risk - metric indices, such as coefficient of beta, standard variance, standard semi - variance, average absolute deviation, value at risk, and factor variables, such as circulated market equity, exchange ratio, short - term historical return

    在理論分析時,作者嘗試放鬆指數水平滿足隨機遊走過程的假設,推導出指數水平呈線性趨的資產組合選擇模型;此外,作者基於資產不可交易這一假設,提出了b股、 h股和非流通股等情形的資產定價模型,並基於系數、標準差、標準半方差、平均絕對差和風險價等風險度量指標以及流通市、換手率、短期歷史收益率等因素變量提出了四因素資產定價模型。
  4. As an example, the implementation of the laplace equation with the gridless method has been presented at first and the resulting large scale matrix equations are solved by gmres algorithm. the numerical simulations of the flows over a cylinder are tested successfully with clouds of different scales, which shows the " cloud " effects on the computational accuracy

    本文先以代表定常不可壓位繞流的laplace方程為例,研究了laplace方程的無網格散形式,並運用gmres高效演算法對其快速求解,數模擬了典型的圓柱繞流;並通過不同點雲尺度的數模擬,顯示出點雲尺度對計算精度的影響。
  5. The third chapter is the highlight of the text which focuses on the analysis of the classical colliding case at the " crossing situation ", calculating the distance between two vessels in the state of " involving risk of collision ", approaching a " close - quarters situation " and the " immediate danger situation " through the mathematical model, the thesis sums up the lessons and the prevention of the colliding accidents in every stage at the " crossing situation " by combining with the qualitative analysis, and puts forth a series of methods for avoiding collision aim at three different patterns at the " crossing situation "

    包括三個階段計算臨界數學模型的建立。第三篇是本文的重點,主要對典型交叉相遇碰撞事故進行了分析。通過相應的數學模型計算出兩船碰撞危險形成時機,緊迫局面與緊迫危險形成時的兩船距,結合定性分析來總結每一交叉態碰撞事故的教訓與預防,並提出了一系列針對三種不同交叉態的不同避碰方法。
  6. The centre of the dark sector soliton evolution equation is derived by means of particle analytical method, equivalent form dark soliton ' s evolution equation in the photorefractive crystal, esceptialy between tow dark soliton ; the potential expression and it ' s numerically calculation is achieved, the conclusion is drawn : when the distance between two dark soliton = 0, its potential function has minimum, shows there is an stead soliton in the photorefractive maternal, and interaction between two dark soliton raches biggest ; when the distance between two dark soliton 5, its potential function is nearly equal zero, shows that the interaction between two lark soliton is very weak, nearly zero

    摘要本文從光折變晶體中能得出暗孤子所滿足的演化方程出發,用粒子分析力法得出了兩暗孤子相互作用時,其質心間的距所滿足的演化方程,並得出了兩暗孤子相互作用函數的表達式,得到其數解,並得出如下結論:當兩暗孤子間距= 0時,其相互作用函數有最小,表示在光折變晶體中有穩定的暗孤子對,並且相互作用達到最大;當兩暗孤子距5時,其相互作用函數幾乎為零,表示兩暗孤子間相互作用很弱,幾乎為零。
  7. The laser damage threshold of the ybyp _ xv _ ( 1 - x ) o _ 4determined by nd : yag laser, which showed a decreasing tendency with the increase of the dopant concentration

    利用nd : yag激光器測試晶體的激光損傷閾,隨著摻雜子濃度的增大,激光損傷光功率密度呈減小趨
  8. The departure of data values from the general background trend is generally emphasised.

    一般突出了數據與背景總趨之間的偏程度。
  9. Generally, the euclidean distance and k - means algorithm can be used to clustering the time series, but it is hard to separate the time series with great different variability well

    通常可採用歐式距及k均演算法進行時間序列聚類,但經分析發現單憑此方法還難以實現不同變化趨的交通流時間序列的有效分
  10. In the second part, firstly, the mathematical model for predicting hydrodynamic characteristics of varivec propeller under steady or unsteady condition are present, based on the general propeller lifting - surface theory, potential flow theory and green theorem. then, theoretical calculation methods for predicting hydrodynamic characteristics of varivec propeller designed above paragraphs are present, based on the finite basic solution method, the unsteady vortex lattice method and hess - smith method

    在理論計算部分,本文首先基於常規螺旋槳升力面理論、流理論和格林定理建立了定常和非定常狀態下全方向推進器水動力性能計算的數學模型,然後利用有限基本解法、非定常渦格法和赫斯?史密斯方法對全方向推進器定常和非定常狀態下的數學模型進行了數散,接下來針對前面所設計的全方位推進器進行了數預報。
  11. On the base of analyzing securities inner value, price of securities is compared with inner value by p / e and capital / dividend. market efficiency is analyzed by emh as well as the relation between price tendency of securities and that of macro - economy by the ratio of growth rate of stock ' s total value to that of nominal gdp

    在分析證券資產內在價的基礎上,用市盈率法和本利比法分析了證券市場價格偏的程度,用有效市場理論分析了中國證券市場的有效性,用股票市增長率/名義gdp增長率比分析了市場價格走與宏觀經濟走的關系。
  12. The model of this paper explores the links between the following factors and the credit rationing in china. the change of banks " attitude to credit risk may lead to credit rationing ; banks give much more emphasis on the trade cost and the payable value of collateral, which may give rise to credit rationing ; the decreasing of asset price during economic stagnation produces credit rationing ; the bias of banks " objective function from the maximization of profit and the transformation of the function relating to the reform of the financial system cause credit rationing ; if different parts of the whole markets are not integrated, the credit in the part with low capital return ratio will be rationed. during economic recession, banks tend to ration the credit in the high - risk market ; the removing of interest ceiling will narrow down the interest spread of deposit and credit at least during a period, which may strengthen credit rationing ; meanwhile, the vulnerable borrowers, including small and middle - sized enterprises, will get more credit from banks even though they have to pay a higher interest rate

    論文的模型探討了下列因素和中國信貸配給現象之間的聯系:商業銀行對信貸風險的態度變化,在辨別和控制信貸風險上開始投入大量的成本,這一過程會導致信貸配給;商業銀行對與法治環境相關的交易成本和抵押品清償價的日漸關注會導致信貸配給;宏觀經濟緊縮時期資產價格下降會導致信貸配給;商業銀行經營目標函數偏利潤最大化,近幾年金融業改革過程使商業銀行目標函數發生變化,這一變化過程可能導致信貸配給;在市場分化的條件下,收益水平低的市場會遭受信貸配給;在經濟下滑時期,商業銀行尤其會對高風險市場配給信貸;利率市場化使商業銀行的存貸利差至少在一段時間內縮窄,利差縮窄可能加重信貸配給的程度:在利率市場化條件下,弱借款者,包括中小企業,遭受信貸配給的程度可能得到緩解,但支付的貸款利率水平將會升高。
  13. In this thesis, a strain of associative nitrogen fixing bacteria with high nitrogenase activity was selected and the further studies for it were conducted, the results obtained are as follows : selection and identification of associative nitrogen fixing bacteria with high nitrogenase activity. the nitrogenase activities detected by means of the acetylene reduction method and growth rates tested by optical density of germ suspension under the x 400nm ( od4oo ) of all the strains tested except for the strain w12 reduced gradually due to frequent subculture during a year. however, the strain w12 has been showing high and stable nitrogenase activity and growth rate since it was isolated five years ago

    固氮菌株的篩選與鑒定:測定從不同來源分、收集和保藏的12個固氮菌株或分物在不同保存時期的固氮酶活性和生長能力,發現多數菌株在初分得到時固氮酶活性較高,但隨著轉接次數的增多卻逐漸喪失固氮酶活性,生長也隨之減弱,只有w12在五年前從埃及分得到至今一直保持旺盛生長和較高的固氮酶活性, 48h內乙烯生成量可達1800nmol乙烯ml菌液以上,遠遠高於其它菌株,其生長量( od _ ( 400 ))也遠遠高於其它菌株。
  14. According to the numbers of segmentations, dts has multi scale feature and can reflect different trend similarity of time series under various analyzing frequency. 2 ) an enhanced algorithm, based on dual threshold value, and the conception of sub - series linear are proposed. relative point average error is used to measure the linear degree of sub series, which produced by bottom _ up algorithm

    對應時間序列線性分段數目的不同,序列趨具有基於時間的多尺度分析特性,可以有效反應不同分析頻率下時間序列的相似程度; 2 )採用相對點平均殘差衡量bottom _ up演算法劃分的子序列線性度,提齣子序列線性度概念和一種雙誤差閥改進演算法,大大提高了趨序列模型的準確性。
  15. Most of researches were focused on the ground binding energies foe a = 5 - 17 with the same potential in the shell model, that some of the computation were consistent with their experimental values, others below the lower limit of them and others beyond the higher limit

    在殼模型中,用統一的相互作用研究了核子數a = 5 - 17的超核的基態結合能,有部分超核計算擬合實驗,有的偏較大。
  16. The realisation of evaluation value of college and university is not a linear process but one with derivative tendency, which is known as valuable alienation

    摘要高等學校評估價的實現不是直線突進的,它總是客觀存在著偏希冀目標的趨和可能,這就是高等學校評估價的異化。
  17. The numerical solutions show the integer - coded ga is effective. when number of the discrete value between representation for binary coding and in discrete list ca n ' t be corresponded by one - to - one, integer coding is predominant, and better solutions are achieved under the same parameters. in chapter 5, ga is applied to configuration optimization of truss with mixed variables and topology optimization of truss with singularity

    通過算例表明,整數編碼的遺傳演算法是有效的,而且在二進制編碼所能表示的個數與變量的可選數目不能一一對應大連理工大學博士學位論文一時,整數編碼顯示了它的優,在相同的控制參數下,能夠得到比二進制編碼更優的結果。
  18. This thesis initiates a study about the thermal - hydraulic research for the target structure and optimization. investigating the target research work at home and abroad, we acquire their design gist and technological developing route in the according fields. comparing the numerical - calculational methodology of multi - physical such as finite difference method, boundary element method, disperse element method and finite element method, finite element method is the predominant methodology, we have appliance of this method to calculate fluid field thermal field and stress field

    針對靶區的結構設計,開展熱工水力學研究工作;調研國內外靶區的研究現狀,了解靶區的設計依據、技術發展路線及發展趨;調研多物理場的數模擬方法-有限差分法、邊界單元法、散單元法、有限元方法等等,其中最有效地方法是有限元方法;簡述有限元方法在流場、溫度場、應力場計算中的具體應用。
  19. 3 the author analyzes the productive and opening potential and forecasts the demands of some kinds landuse and draws some conclusions : ( l ) the main cause for low production and income is the shortness of water and the poor fertility of land ; ( 2 ) constructive land is not suitable for farming and should be used for economy construction, and this is the main path to keep the total number of plantation in balance. 4. according to the land use, the author discover the unsustainable factors and use synthetical index method to evaluate the sustainability of landuse and the results are these : ( l ) synthetical and monomial value increase gradually with the change of time and sustainable degree of landuse rises year by year ; ( 2 ) the artical compartmentalizes the sustainable landuse into four grades : prophase, primary period, basic period and sustainable period according to the synthesical value with 30 %, 60 % and 85 %

    4根據酉陽縣土地資源利用現狀,在評價模型採用綜合指數法進行評價的基礎上,結合單指標多角度評價法,找出土地利用過程中存在的不可持續性因素,採用綜合指數法對酉陽縣土地資源進行可持續利用評價,結果顯示: ( l )綜合評估隨時間變化呈增加的趨,而且單項指標的評估也逐漸提高,可持續利用度在逐年上升; ( 2 )根據事物發展階段論,按綜合評估為30 % 、 60 %及85 %將酉陽縣土地可持續利用劃分為可持續利用的前期階段、初期階段、基礎階段和持續階段等四個等級,從酉陽縣1980年、 1990年以及2000年總的土地可持續利用綜合評估來看,酉陽縣到2000年土地利用管理仍處在可持續利用管理的初期階段,土地可持續利用的目標還相差較遠。
  20. Chapter four, based on the trend analysis of the percentage of the number of fresh water and the total water with the increases of anion percentage of meq, have analyzed detailed that the influence increased and decrease of three major anion percentage of meq on tds of groundwater, and find out the different influencing section on percentage of meq

    第四章中,以陰子毫克當量百分數在不同區間內時的淡水水樣個數與總水樣個數之比隨陰子毫克當量百分數增加的變化趨為基礎,詳細分析了三大陰子毫克當量百分數對地下水礦化度增減的影響,並找出了不同影響段的毫克當量百分數區間
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