指數因數 的英文怎麼說

中文拼音 [zhǐshǔyīnshǔ]
指數因數 英文
exponential factor
  • : 指構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ動詞[書面語] (沿襲) follow; carry on Ⅱ介詞1 [書面語] (憑借; 根據) on the basis of; in accord...
  • 指數 : 1. [經] (比數) index number; index 2. [數學] exponent
  1. For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field

    此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的角度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上,利用分形分維方法和技術,通過對archie測井解釋模型中的m、 n的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ ( fa )與m的理論推導,根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜,則其分維值d _ ( fa )越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構m值越高等特徵,提出了改進的基於盒維的測井曲線網格覆蓋法,編程計算了裂縫性儲層段常規測井曲線(如聲波和電阻率曲線)上分形分維值及其m值,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,效果十分理想: 1將計算得到的可變的m與聲波和電阻率分維之積df _ acrt進行交繪,採用儲層分維值分類技術統計分析這些參變化的規律,並結合qx油田l區塊儲層類型經驗判別圖版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。
  2. A detailed introduction was made to the properties of the wet coated sand suitable for multi - station shell mould shooting machine ; the development of a sort of high strength coated sand with low resin content : the shaping index and wetness adjusting process : analysis and prevention of peel back defect of shells made with overturning hopper process ; test method of peel back resistance of coated sand : pinhole defect analysis of high ni ductile iron shell mould castings and application of anti - pinhole coated sand

    詳細介紹適用於吹砂式多工位殼型機的濕態覆膜砂性能;高強度低樹脂量覆膜砂的研製;濕態殼型覆膜砂的成形性與調濕工藝;翻鬥法制殼時的脫殼問題分析和解決辦法;覆膜砂脫殼性檢測方法;高鎳球鐵件殼型鑄造表面針孔原分析與抗針孔覆膜砂的應用。
  3. Through the analysis on the discrepancy between the indexes of land use and landscape structure of both the periods, the change of the eco - environment caused by the causations of both the nature and the human activities is pointed out that the total area of the studying region is somewhat reduced ; the alkali - saline land therein is utilized for fishery breeding ; a part of the unused land and water area are basified ; the sorts of landscape are rich and uniform and serious fragmentations are locally occurred

    通過分析兩期土地利用及景觀結構之間的差異性,出由自然和人為原引起的生態環境的變化:研究區總面積有所減少,鹽堿地改良後用于了魚蝦養殖,部分未利用地和水域鹽堿化,區域景觀類型豐富且均勻,局部破碎嚴重。
  4. And messrs bogle and malkiel are right to argue that the low - cost appeal of index funds will be diluted if too many bells and whistles are added

    寶格先生和麥基爾是正確的,他們宣稱如果過多華而不實的素被加在基金上的話,它低成本的吸引力將被減弱。
  5. At present, our country enact the defined interest rate policy, the interest rate is not marketed, but our country reinforce market economy, the method of government debt bond market clean price trade is adopted, the government bond debt index of the stock exchange institution of shanghai, the usage of the usa bid in the government debt bond market, the market factors are more and more t influence the government debt bond market benefit, the marketed interest rate is on the agenda

    現階段,我國實行利率管制,利率沒有市場化,但我國實行市場經濟,目前國債市場採用凈價交易,我國的國債法即將出臺,上海證券交易所的國債運行,國債發行市場美國招標使用,國債發行流通日益市場化,市場素越來越在國債市場發揮巨大作用,利率市場化已經走上了日程。
  6. The global regulator csra of e. coli is a specific mrna - binding protein. csra negatively regulates several metabolic pathways that are induced post - exponentially, including glycogen biosynthesis, gluconeogenesis, and glycogen catabolism ; positively controls gene expression within the glycolytic pathway ; and also csra modulates the levels of enzymes that participate directly in pep metabolism

    Csra是整體調控網路的調控基,可負調控生長後期誘導的一些代謝途徑,包括糖原的生物合成、糖原的分解代謝、糖異生,而對糖酵解的一些重要基的表達則執行正調控功能, csra也調控直接參與pep代謝的三個酶的活性水平。
  7. Cutbacks in auto output contributed to a sharp drop in the official index of industrial production.

    汽車產量的縮減也是促使官方工業生產急劇下降的原之一。
  8. Purpose : to explore the risk factors for nosocomial infection of urological surgical department. method : 2 976 cases of urological surgical patients was investigated retrospectively for the nosocomial infective prevalence in urological surgical department from the april 1996 to april 1999. result : nosocomial ratio in urological surgical department was 4. 87 %, in which 73. 1 % for male and 26. 9 % for female. the infective sites are lower respiratory tract, surgical wound, urinary tract, gastrointestinal tract, upper respiratory tract and skin - soft tissues in turn, infection rates were 4. 38 %, 10. 4 %, 13. 6 %, 27. 6 %, 25. 5 %, 30. 3 %, 20. 8 %, 42. 6 % for clean wound, dirty wound, infection wound, artery catheter, venouse catheter, urinary tract catheter, respiratory tract, and general anesthesia respectively. conclusion : the nosocomial infection was not related to age, infection time and the usage of antibiotics ; but was closely related to gender, surgical sites, surgical wound type, invasive operation, the degree of tisk index and micropathogens

    目的:探討泌尿外科醫院感染的危險素.方法:回顧性調查1996年4月1999年4月間我院泌尿外科手術患者2976例的醫院感染情況.結果:泌尿外科醫院感染率為4 . 87 % ,其中男性佔73 . 1 % ,女性佔26 . 9 % ;感染部位依次為下呼吸道、手術傷口、泌尿道、胃腸道、上呼吸道、皮膚軟組織;類切口術后感染率為4 . 4 % ,類切口術后感染率為10 . 4 % ,類切口術后感染率為13 . 6 % ;動脈插管感染率為27 . 6 % ,靜脈插管感染率為25 . 5 % ,泌尿道插管感染率為30 . 3 % ,呼吸道感染率為20 . 8 % ,全麻感染率為42 . 6 % .結論:醫院感染與患者年齡、感染時間和抗菌藥物使用情況無關,與性別、部位分佈、手術切口類型、侵入性操作、危險等級及病原微生物有密切關系
  9. Abstract : purpose : to explore the risk factors for nosocomial infection of urological surgical department. method : 2 976 cases of urological surgical patients was investigated retrospectively for the nosocomial infective prevalence in urological surgical department from the april 1996 to april 1999. result : nosocomial ratio in urological surgical department was 4. 87 %, in which 73. 1 % for male and 26. 9 % for female. the infective sites are lower respiratory tract, surgical wound, urinary tract, gastrointestinal tract, upper respiratory tract and skin - soft tissues in turn, infection rates were 4. 38 %, 10. 4 %, 13. 6 %, 27. 6 %, 25. 5 %, 30. 3 %, 20. 8 %, 42. 6 % for clean wound, dirty wound, infection wound, artery catheter, venouse catheter, urinary tract catheter, respiratory tract, and general anesthesia respectively. conclusion : the nosocomial infection was not related to age, infection time and the usage of antibiotics ; but was closely related to gender, surgical sites, surgical wound type, invasive operation, the degree of tisk index and micropathogens

    文摘:目的:探討泌尿外科醫院感染的危險素.方法:回顧性調查1996年4月1999年4月間我院泌尿外科手術患者2976例的醫院感染情況.結果:泌尿外科醫院感染率為4 . 87 % ,其中男性佔73 . 1 % ,女性佔26 . 9 % ;感染部位依次為下呼吸道、手術傷口、泌尿道、胃腸道、上呼吸道、皮膚軟組織;類切口術后感染率為4 . 4 % ,類切口術后感染率為10 . 4 % ,類切口術后感染率為13 . 6 % ;動脈插管感染率為27 . 6 % ,靜脈插管感染率為25 . 5 % ,泌尿道插管感染率為30 . 3 % ,呼吸道感染率為20 . 8 % ,全麻感染率為42 . 6 % .結論:醫院感染與患者年齡、感染時間和抗菌藥物使用情況無關,與性別、部位分佈、手術切口類型、侵入性操作、危險等級及病原微生物有密切關系
  10. So if you took the average cost of each of these stocks on november 22 and divided this number by 0. 14585278, you ' d get the closing value of the dji on that date which was 8804. 84

    2002年11月22日,該除等於0 . 14585278 ,此假如你用這一天上述股票價值的平均除以這個除,就會得到當天道瓊斯的收市點為8804 . 84 。
  11. And also expounding that the first - fight - time can give explanation to the advanced techniques, the estimating ranges of first - fight - time in alcc estimating are expanded. the type - changed index and type - difference are selected as dummy variables. it has discussed mearsursion of type - changed index, and three criterions and three methods to set models including the dummy variable are got

    說明性變量選取:說明性變量的選取基於費用子分析,特別討論了首飛時間對費用預測的影響,論述了首飛時間能對技術先進性作出說明,拓寬其在費用預測中的作用,選取改型虛設變量,研究了改型的量化方法,提出了判別準則和實現方法。
  12. The estimation methods of water requirement, and determination of basal crop coefficient and soil evaporation coefficient under the controlled alternative furrow irrigation in summer maize were studied and verified in the fifth chapter

    ( 4 )夏玉米田棵間土壤蒸發主要發生在灌后幾天表層土壤比較濕潤的時期內,其中表層土壤含水率和葉面積是影響土面蒸發的兩個基本素。
  13. So we consider five financial indexes includes stock b / p, e / p, current stock size, current stock stru and financial levge by the international tradition, then descriptive statistical test method and cross section statistical test method proved that b / p and current stock size have marked effect on the securities yield besides coefficient b. in the third chapter, the article fut forward a risk factor model, estimates yield sequences of every risk factor by weight regression, and then estimates each risk factor coefficient of different stock by time sequence regression, at last we can reckon the portfolio risk o2p and yield rp which consists n stocks

    結合國際慣例,文章考慮了股票的凈值市價比( b p ) ,市盈率倒( e p ) ,流通規模( size ) ,流通比例( stru )和財務杠桿( levge )等五個財務標,應用描述性統計檢驗和橫截面統計檢驗等多種方法,結果表明,除系以外,凈值市價比( b p )和流通規模( size )對證券收益率部有重要的影響。在論文的第三章,提出了一個基於多素的風險子模型,並用加權回歸和時間序列回歸等方法估計出了不同證券的各風險子系(類似於單模型中的系) ,據此,即可衡量出一個包括n只股票的組合的風險_ p ~ 2和收益率r _ p 。
  14. After adjustment for age and body mass index, high intakes of both heme iron and red meat were associated with a significantly increased risk of fatal coronary heart disease, coronary reascularization, and total coronary heart disease

    排除年齡和體重素,攝入較多的血紅素鐵和紅肉與致命性冠心病、冠脈血運重建和總的冠心病高發作風險相關。
  15. Because an investor cannot directly buy or sell an index, index futures and options contracts are cash settled by allocating a dollar amount to each index point

    為投資者不能直接購買或出售期貨和期權合約就採取給每個點規定一定的貨幣價值的方式進行現金結算。
  16. Lt is obvious that the decaying rule of average reverberation intensity is affected by scattering coefficient of sea floor, sound speed profile, inclination of bottom etc. the sea floor scattering function is the most importan factor to the intensity decaying rule

    結果表明:海底散射方向性子、海水聲速梯度、海底傾斜角等對海洋混響平均強度的衰減皆有影響。海底散射方向性子對其影響最大,即適當選取海底散射模型是淺海近程混響建模的首要素。
  17. Results : the 155 - 226 aa of the hnadcs had good flexibility, surface probability, hydrophilicity and high antigenic index, so it was selected as immunogen to inoculate rabbits

    結果: hnadc3的第155 226位氨基酸具有良好的柔韌性、表面可及性和親水性,和較高的抗原此選用該段氨基酸片段作為免疫原。
  18. The independent factors including three groups are described as follows : private information ; the librarians ' subjective well ; the librarians ' organizational commitment

    模型的自變量涉及三類:人口學的基本信息;快樂子;組織承諾子。
  19. Yet these very failings make the big mac index useful, since looked at another way it can help to measure countries ' differing costs of living

    但是,這些缺點讓巨無霸變得很有用,為換個角度看,巨無霸可以幫助衡量不同國家的生活成本。
  20. 4. dicussing soil pressure ( supposed as p ) and level displacement ( supposed as s ) in condition that consideration time performance, the relation is p = ae, when the defomation of wall has evidently effect on the soil pressure. 5. the deformation of wall ( supposed as sw ) leads to soil layer sedimentation ( supposed as pw ), the research find pw = 1. 22sw 6. the artifical neural networks has vast and applied foreground in the information construcion of deep foundation excluding the accidental factor

    4 、探討了考慮時間效應的土壓力和位移關系曲線,認為在當墻體的變形對土壓力分佈產生明顯影響時,二者間的關系可用一來表達: p = ae ~ ( ( / s ) ) 5 、墻體側向變形,導致墻後土體產生沉降,在本次研究中,排除掉基坑降水施工素的影響,由墻體變形導致的墻後土體沉降,二者具有p _ w = 1 . 22s _ w關系; 6 、將基於時間窗口滾動多步神經網路預測方法和應用於深基坑工程墻體變形的預測工作,具有較高的預測精度,該方法在巖土工程變形預測方法中具有廣泛的應用前景。
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