聚合指數 的英文怎麼說

中文拼音 [jùgězhǐshǔ]
聚合指數 英文
polymerization exponent
  • 聚 : 動詞（聚集; 聚積） assemble; gather; get together
  • 合 : 合量詞（容量單位） ge, a unit of dry measure for grain （=1 decilitre）
  • 指 : 指構詞成分。
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 聚合 : 1 （聚集到一起） get together2 [化學] （單體結合成高分子化合物） polymerization; polymerize 3 [生...
  • 指數 : 1. [經] （比數） index number; index 2. [數學] exponent
  1. Last, combining the three diversity indexes and the five chemical indexes, the major constitution component analysis and the clustering analysis were applied to make the evaluation of the water quality. at the same time, the nutrition type and the black and foetid rate were evaluated

    最後，結合三項多樣性指數和五項化學指標，運用主成分分析和聚類分析評價內河的水質，並對內河進行營養型和黑臭率評價。
  2. Combining with fragstats software, landscape diversity index ( h ), landscape dominance index ( d ), landscape evenness index ( e ), fractal dimension, landscape contagion index and landscape fragmentation index are calculated. they show : ? grassplot landscape is a primary landscape type in gansu. the numbers of big patch is much more

    以甘肅省為例，基於景觀生態學基礎上，利用arcview和arc / info地理信息系統軟體對甘肅省景觀系統進行分類，結合景觀指標計算軟體fragstats計算出了甘肅省景觀多樣性指數（ h ） 、優勢度指數（ d ） 、均勻度指數（ e ） 、斑塊分維數、聚集度指數以及斑塊的破碎度指數。
  3. The location is specified as an input parameter to the aggregator

    將位置指定為聚合器的輸入參數。
  4. Company background : a very famous european biochemical multi - national company, which has been assessed as no. 1 of biochemical field for 5 years by dow - jones index, their business areas includes : biopolymers, enzymes and industrial microorganisms

    公司介紹：著名歐洲生物技術跨國公司，連續五年被評為道瓊斯可持續發展指數生物技術類公司全球第一名，主要業務領域為：生物聚合物、酶制劑和微生物制劑。
  5. Company background : a very famous european biochemical multi - national company ， which has been assessed as no. 1 of biochemical field for 5 years by dow - jones index ， their business areas includes : biopolymers ， enzymes and industrial microorganisms

    公司介紹：著名歐洲生物技術跨國公司，連續五年被評為道瓊斯可持續發展指數生物技術類公司全球第一名，主要業務領域為：生物聚合物、酶制劑和微生物制劑。
  6. Tga. insulating and sheathing materials of electric and optical cables - common test methods - part 4 - 1 : methods specific to polyethylene and polypropylene compounds - resistance to environmental stress cracking - measurement of the melt flow index - carbon black and or mineral filler content measurement in polyethylene by direct combustion - measurement of carbon black content by termogravimetric analysis - assessment of carbon black dispersion in polyethylene using a microscope

    電纜和光纜的絕緣和護套材料.通用試驗方法.第4 - 1部分:聚乙烯和聚丙烯化合物專用方法.抗環境應力致裂.熔化流動指數測量.通過直接燃燒測量聚乙烯中炭黑和或礦物填料含量.通過熱重分析法
  7. Pe. insulating and sheathing materials of electric and optical cables - common test methods - methods specific to polypropylene and polypropylene compounds - resistance to environmental stress cracking - measurement of the melt flow index - carbon black and or mineral filter content measurement in pe by direct combustion - measurement of carbon black content by tga - assessment of carbon black dispersion in polyethylene using a microscope

    電纜和光纜的絕緣和護套材料.通用試驗方法.聚丙烯和聚丙烯化合物專用方法.抗環境應力致裂.熔化流動指數測量.直接燃燒法測量聚乙烯
  8. The finger - shaped balanophora emerges from soil during its flowering period from late november to december. the slender lower - part is the stem with tiny leaves. the swollen top - part of the stem is a collection of flowers

    這種趣致狀似指頭的蛇菰，於十一月下旬至十二月花期時從泥土中冒出，莖的下部有小葉片，而莖頂膨脹部分有無數小花聚合。
  9. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd ： yag激光器的發展狀況、主要特性及其應用，從四能級速率方程出發，推導了ld泵浦nd ： yag激光器的閾值、輸出功率和斜效率的表達式，並簡述了激光器的工作原理、結構型式和倍頻方法；其次，以空間相關的速率方程為基礎，提出了ld端面泵浦nd ： yag激光器的設計方法，給出了一定泵浦耦合方式下，振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據，以此為依據，設計了自聚焦透鏡耦合小功率ld泵浦nd ： yag激光器和透鏡組耦合高功率ld泵浦nd ： yag激光器，對激光器的輸出功率和功率穩定性等特性進行了實驗研究；再次，在帶尾纖輸出的高功率ld泵浦nd ： yag激光腔內插入一隻空液晶盒，觀察到了激光器以單縱模運轉；最後，根據泵浦光焦斑端面位置對激光輸出功率的影響規律，提出了ld端面泵浦nd ： yag激光位移傳感新方法，並進行了理論和實驗研究，研究結果表明：當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時，激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律，測量范圍和靈敏度依賴于泵浦功率，隨著泵浦功率的增加，測量范圍擴大，靈敏度提高，當端面泵浦功率為7 . 24w （最大輸出功率為1 . 926w ）時，激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  10. Synthetic index method and grey clustering method were adopted to assess the water quality of one reach of the caohe river

    摘要採用綜合指數法和灰色聚類法對漕河某河段的水環境進行水質評價。
  11. Finally, a soft sensor model of melt index in polymer reaction based on the proposed method is established, and the simulation results show that in contrast to the traditional fuzzy neural network the proposed method is not sensitive to initial parameters and possesses good convergence capability and prediction precision

    最後用該建模方法建立了聚合反應中熔融指數的軟測量模型，並與完全基於梯度下降的模糊神經網路軟測量模型進行比較。結果表明改進的模糊神經網路對初始值的選擇不敏感，並且具有很好的收斂性，同時還能達到指定的預測精度，很適合工程應用。
  12. Raw materials for the rubber industry. determination of the gross cohesion index for pelletized carbon black

    橡膠工業用原材料.顆粒狀碳黑總聚合力指數的測定
  13. In order to link the method of mathematics with the knowledge of concrete science, we have investigated many professionals all - over the nation who are major in concrete research in the field of construction, water conservancy and railway engineering by enquiring papers. on the basis of this investigation, we have obtained the cluster index set of mathematical models by delphi which is a famous mathematical method of statistics

    為了使數學方法和專業知識能夠有機結合，在課題研究中首次進行了全國性的問卷調查，向建築、水利、鐵道等若干部門發出問卷90份，在此基礎上建立了數學模型中的聚類指標權重集，並採用德爾斐（ delphi ）法對收集到的數據進行了科學、客觀地處理。
  14. By means of the calorimetric experimental results and the temperature dependence of heat capacity differences, four kinds of temperature dependences of configurational entropy, dielectric relaxation index and cooperatively rearranging region are studied, on the basis of configurational entropy theory on cooperatively rearranging region in disordered amorphous materials by the methods of the relationship between configurational entropy and heat capacity difference, and the equation of relaxation time with activated energy barriers

    摘要基於無序非晶材料「關聯重排區域」的構型熵理論，運用構型熵與熱容量差的關系式、弛豫時間與活化勢壘的基本公式，及聚合物量熱學的實驗結果和熱容量差與溫度的基本關系，研究了4種情況下構型熵、介電弛豫指數和關聯重排區域大小的溫度變化關系。
  15. This paper studies the relationship between improved recovery efficiency of positive rhythm reservoir with different heterogeneity variation factor and the polymer injection amount, and calculates the economic index of different polymer injection amount by using polymer flooding economic model

    本文研究了正韻律不同非均質變異系數油層採收率提高值與聚合物用量的關系，並利用聚合物驅經濟模型計算了不同聚合物用量下聚合物驅油的經濟指標。
  16. Determination of the melt flow index of polypropylene and polypropylene compounds

    聚丙烯和聚丙烯化合物熔體流動指數的測定
  17. The distinct keyword is not allowed with row aggregate functions when they are specified with the compute clause

    如果是用compute子句指定的行聚合函數，則不允許它們使用distinct關鍵字。
  18. 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。
  19. Girls who ate breakfast of any type had a lower average body mass index, a common obesity gauge, than those who said they didn ' t

    享用任何形式的早餐的女孩的平均身體聚合指數一典型的衡量肥胖的指標低於不吃早飯的女孩。
  20. When on is specified, errors or warnings are issued when conditions such as divide - by - zero occur or null values appear in aggregate functions

    當指定為on時，在出現如除以零或聚合函數中出現空值這類情形時，將發出錯誤或警告。
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