有理數指數 的英文怎麼說

中文拼音 [yǒulǐshǔzhǐshǔ]
有理數指數 英文
rational index
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 理 : Ⅰ名詞1 （物質組織的條紋） texture; grain （in wood skin etc ） 2 （道理;事理） reason; logic; tru...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 指 : 指構詞成分。
  • 有理 : 1 （有道理） reasonable; justified; in the right 2 [數學] rational; 有理函數 rational function; ...
  • 指數 : 1. [經] （比數） index number; index 2. [數學] exponent
  1. On the basis of the study on the speech coder algorithms, paper describe an advanced method of developing dsp system software, and as the guidlines, we developed the programme of whole decoder unit. paper stress on analysis of the ecu in decoder unit. aiming at amr algorithms disadvantage of angularity of synthetical speech, paper study on the specutral extrapolation which apply to extrapolate reflect coefficient of track model to make error conceal processing of amr. at last paper analyze existing echo cancellation algorithms using on mobile communication system

    在此基礎上，描述了一種較為先進的大型dsp系統程序開發策略，並以此為指導思想，以美國ti公司c6000dsp開發平臺開發出了整個amr解碼器單元的系統程序。論文對amr解碼器的誤碼隱藏處理單元進行了重點分析，針對原有演算法合成語音自然度不好的缺點，論文研究了將譜外推法應用到amr演算法中外推出聲道模型反射系數參數進行誤碼消除處理。
  2. We describe the meaning of chaos > future idea of chaotic theory and influence on forecast ; introduce the character of chaotic time series, and point out the problem and shortage of the methods already existed computing character value which are fractal dimension and the largest lyapunov exponent and improve on it ; present the forecast principle of forecast method based on chaotic attractor, and point out the shortage of local field forecast method based on chaotic attractor and bring forward improved on methodo at the same time, we put forward a banausic algorithm and compare two models using practical example

    論述了混飩的含義與混淪理論的未來觀及其對預測的影響；介紹了。混飩時間序列的特徵，指出了己有的計算分形維及最大李雅譜諾夫指數這兩個特徵量的方法存在的問題與不足，並對此進行了改進；給出了基於混飩吸引子的預測方法的預測原理，指出了常用的基於混燉吸引子預測的局域法的不足並給出了改進方法，同時，給出了其實用演算法，並用實例進行了比較。
  3. We compare the approximation of an analytic function f by its taylor polynomial and its poisson partial sum with the same number of terms and illustrate that for functions with limit zero at infinity and for bounded functions the poisson expansion provides a better approximation to the function than the taylor expansion

    在第三章中，介紹了rb曲線與poisson曲線的概念以及基本的幾何性質，指出了poisson基函數與有理bernstein基函數之間存在的關系，並且將解析函數的taylor逼近與poisson逼近進行比較。實例表明，對于在無窮遠處極限為0的函數以及有界函數， poisson逼近比taylor逼近效果要好。
  4. This text considers that permeation teaching is the main way of mathematics method of thinking ' s teaching, and analyzes permeation teaching of the different moment, particularizes two individual cases example : anatomizes mathematics method of thinking of the chapter cleping " rational number ", and the project of its permeation teaching ; anatomizes the teaching measure of making students from feeling numeral - form combination method of thinking, to agile using it

    本文指出滲透是數學思想和方法教學的主要方式，分析了不同階段的滲透教學，並列舉了兩個案例：剖析有理數一章的數學思想和方法，及其滲透方案；分析學生從感悟數形結合的思想方法，到靈活運用的過程中的教學措施。
  5. At present, however, there is still no convincible wags to mine transportation vechile scheduling, for all mathematical means we have is limited in solving this problem, and instructing science theory is wanted. in order to solve these problems, we usually with the help of heuristic method for decision - making and judgement - making in mine transportation vechile scheduling, so the development and invention of intelligence compute software is desperately needed

    礦山運輸車輛調度過程復雜多變，現有的數學方法在解決此問題時還很不完善，缺乏科學的理論作指導。這些問題的解決，往往需要用啟發式方法（ heuristicmethod ）作出決策和判斷，這就有賴于智能計算軟體的開發和研製。
  6. It can be proved that the laws given before, governing the use of rational exponents, hold for irrational exponents.

    可以證明，上述支配有理指數用途的規律同樣適用於無理指數。
  7. The authors put forwards a new method which select the terrain profile perpendicular to falling line ( opposite direction of gradient ) to determine the candidate points on ridge and valley

    摘要利用有關數學原理從理論上對地形高程斷面極值法進行了分析和深入的研究，指出了該方法的不足。
  8. This article analyzes the mineralization mechanism of the uranium ore, constructs a series of spectra indexes including the ferric oxide index, the ferrous oxide index, the oxidation index, clay mineral index, brightness index, the green index and the humidity index, and draws the distribution and scope of the oxidation belt, deoxidation belt, the supplies and partial drainage of ground water in the research area, thus selects the advantageous area of uranium mineralization

    通過分析鈾礦的成礦機理，構建了氧化鐵指數、氧化亞鐵指數、氧化指數、粘土礦物指數、亮度指數、綠度指數和濕度指數等一系列光譜指數，提取了研究區氧化帶、還原帶、地下水補給與局部排泄的分佈和范圍，從而圈定了鈾礦成礦的有利區。
  9. Research area is characteristic of heterosphere obviously, which mainly manifests that distribution, thichness and extent of delelopping of sand body is not symmetrical. difference of transverse permeating rate is more 10 times than longitudinal permeating rate. the research indicates : the principle productive formation at this area is the member of h8x, h8s on the lower hezi formation that are good reservoir

    研究區儲層非均質性明顯，主要表現為砂體分佈不均勻、厚度不均，發育程度不一，滲透率縱橫向差異均在10倍以上等；儲層發育較好的層段是山西組山1段，是本區的主要產層；神經網路技術對于儲層物性參數的預測是一種比較有效的方法；儲層綜合評價指數對于儲層的評價具有一定的理論和現實意義。
  10. Abstract : this paper probes into the problems that whether or not the measure of composite price index is the composite variation degree of the price, whether or not the averages ' price index is the average number of individual indexes statistically, and whether or not the indicial testing theory possesses the theoretical significance

    文摘:就綜合價格指數測度是否是價格綜合變動程度，平均數價格指數是否是統計意義上的個體指數的平均數及指數檢驗理論是否具有理論上的意義方面的問題進行了探討研究。
  11. The box beam ' s temperature stress of longitudinal direction and transverse direction with different conformation are analyzed, it finds that there is largish temperature tensile stress in the bottom of top deck and the haunch of box beam increase temperature tensile stress in the bottom of top deck. the paper makes a study of different thermal effects resulted from several kinds of closed rigid frame

    根據大量實測溫度場結果建議採用一個有利於理論推導的指數函數的公式來擬和箱梁體內的溫差分佈，既貼近實測數值，計算又比較簡單；通過對空腹式剛架拱橋尤溪洲大橋所在地夏季、秋季、冬季的溫度場及溫度應力的實測，以及與本文所提出計算方法的理論解進行的分析比較，證實了本文計算方法的正確，同時改進了已往混凝土箱梁溫度自應力的計算方法。
  12. The efficiency and reliability of minerogenetic prediction can be improved by combining rs with gis. we processed rs images, extracted the geological information related to mineralizing, such as geology, structures, stratam, rocks, etc, synthetically analysed remote sensing, the geological data and geo - chemistry, under the guidance of the theory and mathematic model, set up gis mineralize model. on this condition, to develop this method and its theory, and to establish a system of perfect prediction, it is not only useful in studied degree area but also favorable for looking for new type and some form large - scale deposits in old studied area, and it has a great theoretical meaning

    遙感與gis相結合用於成礦預測中可大大提高預測工作的效率和可靠性。通過對研究區的遙感圖像處理和地質、構造、地層、巖石、礦化蝕變等有關信息的特徵提取、遙感、地質數據和物化探數據的綜合與復合分析，在一定成礦理論和數學模型指導下，建立gis綜合找礦模型。在此基礎上，發展這一方法及理論並建立完善的預測體系，不僅對研究程度較低的新區礦床預測有用，而且對研究程度較高的老區尋找新類型和點狀大型、超大型礦床都具有重要理論意義和實際意義。
  13. Using the net assets per capital, the investment return rate, the t - m model, the h - m model, the single factor evaluating model which consists of the treynor index, the jensen index, the sharpe index and the square m index, we evaluate the performance of the twelve mutual funds. and we come to the following conclusions : ( 1 ) after the modification of the risk factor, our mutual funds in the recent one year outguess the market ; ( 2 ) better performance comes from the aid of the government, the improvement of the investment environment and the hard, smart work of the managers especially in the way of selecting some securities in the capital market. ( 3 ) though we make progress, there are still many problems which prevent the further development of our mutual funds such as the devise of the management fee and the characteristics of different funds, all of them divided into the subjective ones and the objective ones

    通過使用投資基金單位凈資產和投資收益率指標、單因素整體績效評估模型，包括treynor指數、 jensen指數、 sharpe指數和業績的m ~ 2測度以及t - m 、 h - m模型對12隻樣本基金進行實證研究，實證研究表明： （ 1 ）經過風險調整后，在最近的一年中，我國證券投資基金的業績總體上優於市場基準組合； （ 2 ）基金業績的提高得益於管理層的重視、投資環境的改善和基金經理的經營，而基金經理的良好業績是通過一定的證券選擇來獲得的； （ 3 ）已成為證券市場上舉足輕重力量的基金在發展過程中雖然取得了一定的成績但其進一步發展還面臨著許多問題，有主觀存在的諸如管理費率的設定、基金風格方面的問題等等，也有客觀存在的諸如證券市場現階段的不完善等等，所以，我們應該抓住《證券投資基金法》問世帶給基金業發展的契機，大力促進證券投資基金規范發展，採取各種措施做大、做優和做強基金業。
  14. The purchasing managers ' index ( pmi ) is a useful tool for investors

    采購經理人指數（ pmi ）對投資人而言是一項有用的工具。
  15. We give a center manifold theorem in the neighbourhood of the equilibrium point, and prove that the center manifold is exponentially decaying

    在此平衡點附近建立中心流形定理，並證明中心流形有空間指數衰減性。
  16. On the basis of research on market efficiency, index funding, clustering algorithm and time factor, 295 stocks in shenzhen stock market are selected as the research objects. clustering algorithm with time factor is applied to choose portfolio population, and then single index model is used to calculate the weight of every individual stock in order to construct an index proxy portfolio to track shenzhen composite index

    本文在對市場有效性、指數化投資、聚類演算法和時間因子等有關理論進行分析研究的基礎上，以在深圳證券交易所上市的295隻股票為研究對象，使用加入時間因子的聚類演算法選擇證券投資群體，再利用單指數法構造市場指數代理證券組合，以此來逼近深圳綜合指數。
  17. Verification tests showed that the established mathematical model could describe the extraction process of safflower yellow pigment well, so it could directed the production and the process planning of safflower yellow pigment

    驗證實驗表明，所建立的數學模型能夠較好地描述紅花黃色素的浸提過程，對于紅花黃色素的生產和工藝設計具有理論指導作用。
  18. An ideal investment location can be founded in case disposal of the elements properly the paper works over the technique means of economic risks and puts forward that the economic results are impacted upon by a complicated three - dimensional risk of the absence of information ; in addition, it constitutes economic model of foreign investment to large - scale construction through ahp. the thought economic factors are transferred into quantitative index by taking advantage of computer, a figure of decision - making is worked out as well ; the quantitative and statistic analyses of risk elements is carried out by means of mathematics, which provides decision - makers with a theoretic measure

    本文研究了項目經濟風險的技術分析手段；以系統論的觀點提出了項目經濟結果受到復雜的信息匱乏三維風險因素威脅；構建了大型土木工程國際投資項目經濟風險遞階模型，通過計算機求解將思維性的經濟風險因素轉化為量化指標，做出了決策參考圖；提出了大型項目工程地區的經濟因子數學分析措施，為決策提供了投資地投資等級量化指標的依據；提出了大型土木工程國際投資未確知有理數解決方法，為投資的決策提供了效益分析結果。
  19. 4. the smooth condition for discrete series is studied, and some mistakes about the white exponential law is pointed out. the author proposes the modified condition of white exponential law which makes the data to apply the gm model

    4 ?研究了灰色系統理論中的關于離散數列的「光滑性條件」 ，指出其原寺有的「白指數律條件」的局限性，提出了新的修正型白指數律的條件，從而為數據應用灰色系統模型提供了檢驗方法。
  20. This article includes four parts : part 1 makes a brief introduction of constructivism and interprets the viewpoint on learning and teaching in view of it ; part 2 analyses the structure of mental representation of mathematics concept and troubles which students usually meet ; part 3 elaborates the different way to obtain mathematics concept in initial stage and deepening stage ; part 4, at first, elaborates how to instruct the students to construct correct mental representation in view of constructivism, then illustrates how to engage in concrete practice on the teaching of mathematics concept by means of an example ( the teaching of reasonable number )

    全文共分四大部分：第一部分簡單地介紹了建構主義理論，以及在建構主義觀點下的學習觀和教學觀；第二部分從四個材料出發，分析數學概念的心理表徵的結構，以及學生所建立的認知結構中普遍存在的問題；第三部分闡述學生形成的數學概念在初識階段和深化階段不同的獲得方式；第四部分首先闡述在建構主義觀點下如何去指導學生建立正確的心理表徵，然後通過一個教學範例（有理數的教學）說明在建構主義觀點下如何去進行數學概念的教學實踐。
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