觀察比率研究 的英文怎麼說

中文拼音 [guānchábǐlǜyánjiū]
觀察比率研究 英文
observation ratio study
  • 觀 : 觀名詞1. （道教的廟宇） taoist temple2. （姓氏） a surname
  • 察 : Ⅰ動詞（仔細看; 調查） examine; observe; look into; scrutinize Ⅱ名詞（姓氏） a surname
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 率 : 率名詞（比值） rate; ratio; proportion
  • 研 : 研同 「硯」
  • 究 : Ⅰ動詞（仔細推求; 追查） study carefully; go into; investigate Ⅱ副詞[書面語] （到底; 究竟） actually; really; after all
  • 觀察 : observe; watch; survey; observation; inspection; review; viewing; examine; outsight; overlook; ap...
  • 比率 : ratio; proportion; rate比率計 ratio meter
  • 研究 : 1. （探求） study; research 2. （考慮或商討） consider; discuss; deliberate
  1. By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent

    最後，本文還對絮凝動力學和絮體結構進行了研究，在前人研究的基礎上，針對高分子絮凝黃河泥沙，對絮凝過程作了一些符合試驗條件的假設，建立了顆粒碰撞頻率表達式，應用了顆粒數量平衡方程，從而建立了絮凝過程的動力學生長模型，模型計算結果與試驗數據對比表明，二者趨勢一致，在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程；對絮體結構的研究中，應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察，將絮體分為絮粒、絮團和絮網三個不同的生長階段，通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體，建立了絮體結構模型，計算得到的模型絮體分形維數基本與試驗中的實際絮體相符，在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。
  2. We investigate finer time scale statistical properties of this traffic, including burstiness, periodicity, and synchronization. utilizing the data gathered by our simulator, we compared the results with our prediction, after that, we investigated the root cause of a specific networking traffic pattern, under various network configuration and policies. the importance of our work is not only analyzing the cause of each traffic pattern, but also providing a beneficial formal method for future research

    在實驗結果的分析過程中，我們根據當前流行的網路拓撲建立了模擬路由試驗環境，特別針對lsa的突發性、周期性和同步流量的時域特徵進行了觀察，不僅探究了三種重要lsa流量的發生機理以及這些流量的變化對整體路由效率的影響，比對了我們的預測與最終的實驗結果，深入研究了統計圖表裡各種異常情況的成因和路由協議採用不同演算法和策略以後對整體路由環境的影響。
  3. Secondly, the sorts and weights of the components of the gel electrolyte are optimized, and a gpe with excellent performance is prepared, whose ion conductivity reachs 9. 2ms / cm. we analyze all the factors influencing the performance of the gpe, and study many performances of the gpe, including the microstructure, conductivity performance, liquid electrolyte holding ability, electrochemical stability, thermodynamics stability, and interfacial stability between electrolyte and electrode, et al

    其次，對gpe各組份進行了改進和優化，找到了最佳的配比，制備了性能良好的凝膠電解質，該gpe的室溫離子電導率最高可達9 . 2ms cm ；考察了影響凝膠電解質性能的各種因素；研究了凝膠電解質的微觀結構、導電性、保液性、電化學穩定性、熱力學穩定性以及電解質與電極間的界面穩定性等性質。
  4. This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory

    本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題，主要研究內容有： （ 1 ）實驗、測定了20種常見生物質的能量（發熱量）和c 、 h 、 n元素含量，根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式，並通過r _ （ 0 . 05 ）檢驗；為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便； （ 2 ）選擇了8種生物質試樣作了等加熱速率（ 10 min 、 20 min 、 40 min 、 60 min ）和恆溫加熱的tg和dtg實驗，根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程，並採用goast - redfem積分法和p函數對其動力學參數進行了求解，解析出各種生物質的頻率因子和活化能參數，進而建立了各種生物質的熱解動力學模型，為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述，提供了理論和依據； （ 3 ）為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間，在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定，得出生物質的長徑比（ l d ）一般在5 . 0 6 . 0之間，平均為5 . 3的結果； （ 4 ）採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究，解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間（ t ） ，得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果，為閃速熱解反應器固相滯留時間設計和預測提供了理論依據； （ 5 ）根據上述實驗結果，綜合運用工程力學、工程材料、機械設計學原理，推導、建立了轉錐式閃速熱解反應器物料滯留時間（ ）與轉速（或頻率）合理匹配理論； （ 6 ）提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。
  5. This paper firstly focused on and evaluated the pollination characteristics of c. praecox, in half - natural habitat of nanjing. we investigated flowering phenology, flowering patten, pollen viability, stigma receptibility, species of visitors, visiting rate of visitors and their foraging behavior. and we also investigated its breeding system, including pollen - ovule ratio ( p / 0 ), out - crossing index ( oci ), pollen grains deposited in stigmas, pollen germination rate and seed set rate with different treatments, from 2002 to 2004

    試驗分別在2002 - 2003年和2003 - 2004年冬季進行，研究內容包括：花期物候觀察、花部形態觀察和統計、雌雄配子體功能測定、訪問昆蟲種類、訪問行為、訪花頻率和效率；同時對蠟梅繁育系統進行了檢測，檢測內容包括花粉胚珠比（ p / 0 ） 、雜交指數（ oci ）及不同處理花粉萌發率及結實率檢測等等，同時還進行了蠟梅與亮葉蠟梅傳粉過程比較。
  6. Two heat - pipe with the same construction are produced by the special and common working fluid. during the experiment, the comparison of temperature distribution starting speed and transmit heat speed are tested, the effect of different heat length is observed at the same time. through compared and analyzed results of the test, its heat - transfer performance is known initially

    本文首先對這種未知物性的特殊工質進行了實驗研究，把特殊工質和一種以知物性的普通工質製成兩根結構相同的熱管，在同樣條件下進行溫度分佈、啟動和傳熱速率等性能對比實驗，同時觀察了不同加熱段通過實驗結果的對比和分析，對這種特殊工質的傳熱性能有了初步了解。
  7. The team obsered significant decreases in glucose - insulin ratio and quantitatie insulin - sensitiity check index, and significant increases in baseline insulin and homeostasis model assessment

    研究小組觀察發現，血糖-胰島素比率和定量胰島素敏感性檢測指數明顯下降，而基線胰島素和內環境穩態模型評估指數明顯升高。
  8. According to the research of the modern enterprise ' s resource view, this paper points out : expanding the boundary of the firm and transferring the knowledge within it through foreign direct investment, the multinational corporations not only keep the integrality of knowledge stocks, but also build the platform for recombination and creation of new knowledge in order to acquire the dynamic competitive advantage. by the method of historical research and comparative analysis combining qualitative analysis and quantitative analysis together, the author utilizes the modern enterprise ' s resource view to revise the advantage theory in the following aspects : mncs " way of overseas expanding, enter decision, relation of mother and son of mncs, mnc raising social efficiency and small and medium - sized enterprises overseas investment. the after revising, the advantage theory can better explain the reality and developing trend of current mncs and bring certain enlightenment to chinese enterprise in economic globalization and offer academic supporting and guidance for its overseas direct investment behavior

    本文根據對現代企業資源觀理論的研究，指出跨國公司通過對外直接投資來拓展企業邊界並進行知識的內部轉移，不僅可以保持企業現有知識存量的完整性，而且也為知識的再結合和創造新知識構築了平臺，通過歷史考察與比較分析相結合、定性分析與定量研究相結合的方法，利用現代企業資源觀理論，在跨國公司海外擴展方式選擇、進入決策、跨國公司母子關系、跨國公司提高社會效率和中小企業海外投資等方面對壟斷優勢論進行了修正，使得經過修正的壟斷優勢論能夠更有力地解釋當今跨國公司發展的現實和趨勢，給經濟全球化中的中國企業帶來一定的啟示，為其海外直接投資行為提供一定的理論支持與幫助。
  9. The standpoint that the institution decide efficiency that is put forward by neo - institutional economics brings a brand - new angle of view to efficiency problem research, and make the efficiency research more systematic and complete. however, its explanation on the correlation between the institution and the efficiency is ambiguity. it often converts the concept efficiency into economic performance, the economy growth etc., and also lay particular emphasis on the efficiency status of the institution itself while discussing the correlation between the institution and the efficiency

    新制度經濟學派提出的制度決定效率的觀點，為考察效率問題帶來了嶄新的視角，使效率研究更加系統和全面，但它對制度與效率之間的相互關系的解釋卻比較含糊，經常將效率概念轉換為經濟績效、經濟增長等，而在探討制度與效率的關系時也多側重於制度本身的效率狀態，那麼制度對效率的決定是否僅僅體現在制度變化對經濟增長等指標的影響上呢
  10. Respectively proceeding with bromine complexing agent of anode, modified membrane and electrolytic additive of cathode, mainly referring to specific power of battery, ratio of self - discharge and zinc dendrite, this paper has studied the influences of different anode additive and modified membrane on specific energy of battery by means of charge and discharge curves, and the influences of electrolytic additive ( nh4 +, op - 10, tx - 10 and dodecyl trimethyl ammonium bromide ) on zinc dendrite by means of current - time curve and microscopic morphology observation

    本文分別從正極溴絡合劑、隔膜改性和負極的電解液添加劑入手，以電池的比能量、自放電率以及鋅枝晶生長情況為主要的性能指標，用電池充放電曲線等方法研究不同正極添加劑和隔膜改性對電池比能量的影響；用電流-時間曲線以及微觀形貌觀察等方法研究電解液添加劑（ nh _ 4 ~ + 、 op - 10 、 tx - 10以及十二烷基三甲基溴化銨）對鋅枝晶生長的影響。
  11. But since 1970, the u. s. and japan have experienced a downward shift in this male - to - female birth ratio, researchers report in the online edition of the journal environmental health perspectives

    但據研究人員在環境健康觀察期刊在線版上發表的報告顯示，從1970年開始，美國和日本的男女出生比率開始下降。
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