最大提前角 的英文怎麼說

中文拼音 [zuìqiánjiǎo]
最大提前角 英文
maximum angle of lead
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : 提動詞(垂手拿著) carry (in one's hand with the arm down)
  • : Ⅰ名詞1 (在正面的) front 2 (次序在先的) first; top 3 (過去的; 較早的) ago; before; preceding...
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  • 提前 : 1 (往前移) shift to an earlier date; move up (a date); bring forward; advance 2 (事先) in a...
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在人研究成果的基礎上,對錨桿與圍巖的相互作用機理進行研究,利用全長錨固錨桿的中性點理論,從等效均化的度來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用型商用有限元軟體msc . marc供了理論根據,也形成了本文的理論基礎:後,論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例,利用本文所述的接觸問題的摩擦模型理論,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。
  2. Considering that the enterprise cannot research the " customer - enterprise " value deeply, on the basis of that, the paper puts forward evaluating system of customer value in the enterprise according to value contribution, applies ahp to analyze weight of the indexes in consultation with marketing management and selling personnel of the enterprise and relevant experts and then exert clustering analysis and sas software to classify the customers according to the current value and potential value, provide the strategies of the customer classification management. in addition, any resource is exiguity, including economical resource. this paper defines economical resource, puts forward the model of optimum distributing resource and utilizes the method of linear regress equation to get result, which to grope for a new method about calculating marketing expenditure

    本文首先界定了客戶和客戶價值的含義,同時闡述了關系營銷中客戶價值的理論以及客戶價值的影響因素,針對目「客戶?企業」價值的研究還不成熟的研究現狀,以及現實中還沒有定量分析客戶價值小的方法,本文出了一套具有可操作性的客戶價值評價的指標體系,對客戶可以進行比較全面的、多度的評價,同時採用ahp法對這個評價體系中的各指標因子賦以合理的權重,然後運用聚類分析法和sas統計軟體對客戶群進行了科學地細分,在此基礎上幫助企業制定出不同細分客戶群組的營銷策略;除此之外,考慮到目企業對于營銷資源的合理分配問題還沒有進行過深入地討論,本著企業經營的根本目的是盈利的原則,論文結合經濟學原理以及計量經濟學中的多元線性回歸分析出了實現利潤化的營銷資源配置的優化模型,旨在探索一種銷售費用優配置的方法。
  3. This article combined the present new situation of the development of science and technology in the universities, and summarized the common methods that were often used in the present evaluation of scientific research performance and the coexistent drawbacks, with the aim at enhancing the rationality of the scientific research evaluation. this study demonstrated the relation of metric analysis of scientific papers and the scientific performance in the universities by analyzing periodical literatures distribution and citation rules, according to the theory of scientometrics. this article also emphasizes on metric analysis of scientific papers and investigated the related indexes and their meaning

    本文結合高校科技發展的新形勢,以高科研評估的合理性為目標,總結分析了當科研績效評估中常用的方法與存在的問題;以科學計量學理論為依據,從期刊文獻分佈與引證規律的度,闡述了科技論文計量分析與高校科研績效評估的關系;以科技論文計量分析為重點,研究了論文計量分析的相關指標及其合理內涵;以專家咨詢和數理統計為主要方法,建立了由論文計量分析指標組成的論文綜合評估體系;在對該評估體系進行科學性第四軍醫學碩士學位論文和實用性分析后,應用評估體系對某軍醫學附屬醫院的部分科室進行實際測評;後結合評估實踐,出了高科技論文質量的建議,以及科研評估中應注意的問題。
  4. This thesis has introduced the development of the traditional wireless sensor network and current situation at first, then analyzed the principle an framework of the wireless sensor network, and the challenge to the traditional wireless sensor network technology for environmental monitoring, put forward the novel environmental monitoring system based on wireless sensor network technology, have recommended a kind of brand - new wireless node design plan of framework of wireless sensor network and node hardware to be designed and realized, then based on ieee 802. 15. 4 standard, this thesis analysed the design faces the wireless communication protocol stack used in environmental monitoring, have introduced the realize of physics layer, data chain layer, network layer, application layer. have solved the wireless sensor network data sampling, systematic energy - conservation optimize, this thesis summarized the preceding work finally, have looked forward to the development, application and commoditization in the future

    本文首先介紹了傳統無線傳感器網路的發展概況及現狀,然後分析了無線傳感器網路的原理與架構及其在環境監測對傳統無線傳感器網路技術的挑戰,接著本文出了新穎的基於無線傳感器網路技術的環境監測系統架構設計,介紹了一種針對氣環境監測的全新的無線傳感器網路節點的構架設計方案以及節點的硬體設計和實現,然後本文以ieee802 . 15 . 4標準為基礎分析設計了面向環境監測應用的無線通信網路協議棧,從工程度介紹了物理層、數據鏈路層、網路層、應用層的設計實現,解決了無線傳感器網路節點的數據採集、節點互聯以及系統節能優化等問題,後本文總結了面的工作,展望了基於無線傳感器網路技術的環境監測系統在未來的發展方向和應用方式等幾個方面的發展遠景。
  5. Focused on " understanding media ", the article analyses in chapter i the key media theory of employing what could be of mcluhan in a thoughtful angle , and advances the viewpoint of " human being - the extending of media ? ". in chapter ii 、 in the following third part , the idea of " media ' s endding " is expounded and demonstrated , which is composed of three parts : extreme of speed , content of the content , and human being ' s last extending - the extending of central nerves 。 in the final part , the general conclusion ? ? electronic media ' s influence on human behavior is given , that is human are under universal narcissism and pacing to the bottom of it impelled by electronic speed. the article has five original points in it : first of all, in virtue of " content theory " , it analyzes the theory of " meida equals to information " by mcluhan from a scale theory stand. secondly, the tremendous power of electronic media is emphasized from an implosion view. in the third point, the article advanced originally that, after extension of central nerve system, human themsevels reverse to an extension of media and turns into a node of it ; at the same time, the article proposes that, all extensions before that of central nerve are " controllable extension ", however, it reverses to " uncontrollable extension " while extending ; then the authur put forward for the first time that, the concernful reason obsessing human is the failure of their in - body central nerve system " s jointing and controlling on out - body central nerve system naturally. 。 the fourth point is, the article demonstrates systematically the idea of " media ' s endding " from three levels solely by thoughtful means, and this is the most revolutionary point of it all

    論文的創新之處有五點:一是從「尺度論」的度,藉助「內容論」來解讀麥克盧漢的「媒介即訊息」的思想;二是從「內爆」的度突出電子媒介的巨力量;三是獨創出在電子媒介時代,人類延伸了自己的中樞神經系統之後,人類本身被逆轉為媒介的延伸,成為電子媒介的一個節點;同時在本章節中出中樞神經延伸之的所有延伸為「可控延伸」 ,而中樞神經被延伸時「可控延伸」逆轉為「不可控延伸」 ,並首次出,困擾人類種種問題的重要原因是體內的中樞神經系統無法無縫地對接和控制被延伸出去的體外中樞神經系統;四是獨自運用思辯的力量從三個層面綜合論證了「媒介的終結」的觀點,此處論證為本文創新之處,而此結論也將具有重的理論與現實意義;五是根據以上幾個部分的論述,對人類目的總體狀態作了一個定性的判斷,即:我們這個時代的迷惘在於我們深陷於自戀的漩渦里難以自拔,在電子媒介以其固有的電力速度的推動下,我們走向自戀的盡頭。
  6. The fallacy of composition is a kind of " macro - market failure ", so the stabilization policy should be chosen by the state. also, the paper analyzed the economic bodies " responses and the state ' s behaviors in the deflationary environment, and studied the price fluctuations in the money angle, and finally summarized the causes of the deflation in our country, pointing out that over - investment is the main factor. several suggestions about setting up some institutional and physical infrastructure facilities are brought forward in the end

    本文所做的工作還包括對通貨緊縮環境中微觀經濟主體的反應以及政府(央行)的行為進行了分析,並從貨幣度對物價變動和通貨緊縮的形成作了探討,後對我國通貨緊縮形成的原因進行了總結,認為90年代初期以來過度投資造成的生產能力相對過剩是引起我國通貨緊縮的主要原因,而抑制高通脹的「雙緊」政策、亞洲金融危機的沖擊以及國內一系列重改革措施的負面影響等原因,則在一定程度上、加劇或延長了我國的通貨緊縮。
  7. A new calculation method for optimizing diesel engine performance, called nonlinear regression - mess method, is put forward. in this paper, 25 groups of simulated values are calculated from the diesel engine working model, specific fuel consumption, peak pressure, rate of pressure rise, nox and peak temperature are fitted into explicit function about compression ratio and fuel injection advance angle

    本文利用柴油機工作過程模型,得出25組模擬計算數據,利用非線性回歸將油耗、爆發壓力、壓力升高率、 no _ x濃度及高燃燒溫度擬合成壓縮比和噴油的顯函數,並用網格法進行優化,用c語言編制了優化計算程序,得出佳的壓縮比和噴油,使其優化匹配。
  8. The system has following functions : showing indicator diagram, the mean value of maximum pressure, maximum pressure raise rate and rotating speed, the distribution of maximum pressure, maximum pressure raise rate and ignition advance angles, the speed fluctuation in cycle, speed fluctuation between cycle and ignition advance angles

    本系統可以完成如下的工作:測量摩托車發動機的平均示功圖;平均壓力上升率;平均高壓力;平均轉速;點火壓力分佈;壓力上升率分佈;點火分佈;循環內轉速波動;循環間轉速波動等。
  9. A novel cycloconverter - rype three - phase hf link inverter topology for soft - switching based on phase - shifted full - bridge mode is proposed, whose main advantages are as follows : under the conditions of d < i < and overlap - d, the switches of the leading leg are turned on at zvs and the switches of the lagging leg are turned off at zcs and all switches of the cycloconverter circuit are commutated in the overlapping mode in the interval of zero voltage, which makes the circuit realize soft switching to the utmost extent and reliably solve the problem of peak voltage caused by the storing energy of leakage inductance of hf transformer

    論文出一種新型移相全橋軟開關周波變流型三相高頻鏈逆變器,電路的主要優點是:級移相全橋的移相控制在_ d _ i和_ ( overlap ) - _ d條件下,超橋臂零電壓開通,滯后橋臂零電流關斷,並使周波變流器所有開關在零電壓期間重疊換相,使整機開關程度地實現了軟開關,並可靠解決了高頻變壓器漏感儲能引起的電壓尖峰問題。
  10. The concept of acceleration delay compensation is put forward in this dissertation. by using acceleration delay compensation and tv tracker compensation technology the tracking capability of o - e theodolite tv tracking system is promoted to track fast moving targets at maximal 50 / s angular velocity and maximal 30 / s2 angular acceleration other than maximal 30 / s angular velocity and maximal 12 / s2 angular acceleration before while the maximal tracking error is still less than 3

    出了加速度滯后補償的概念,並將其應用到高電視跟蹤穩態精度中;結合電視跟蹤器補償技術,在保證跟蹤誤差不於3的條件下,將目的光電經緯儀電視跟蹤系統跟蹤速度30 / s 、和加速度12 / s2能力,高到跟蹤速度50 / s 、加速度30 / s2 。
  11. The influence law of gear ' s bending stress affected by nominal pressure angle and technological angle of tooth profile has been summarized and obtained a conclusion that the maximum bending stress before running in period occurred at the waist place of the tooth, thus provided a theoretical foundation for the design and application of double arced gears

    總結了名義壓力和齒形工藝對輪齒彎曲應力的影響規律,並得出跑合彎曲應力發生在齒腰處的結論,為雙圓弧齒輪的設計和使用供理論依據。
  12. Recombining non - discrimination and chinese economy and trade facts, prc, as a contracting party of wto, should take advantage of non - discrimination and its rules of exception so as to maximize chinese profits from international trade. the dissertation brings up the focuses in the application of non - discrimination principles and concrete countermeasures

    作者出在中國已經加入wto的下,應轉換視,重新將wto非歧視待遇原則與中國經貿實踐相結合,充分利用非歧視待遇原則及其例外規定,以便使我國在國際貿易領域里獲利化。
  13. Then it analyzes from the point of finance and brings about the maximization of stockholders " wealth as the motive of m & a, which forms the base of the following research

    本文從財務的視進行分析,出股東財富化的並購動因,並將此作為本文開展研究的
  14. In real robotic manipulators there are many constraints such as max torque of motor, rotation angle of joint, difference in length of the working time span. these constraints are not in accordance with the assumption of iterative learning algorithm and so bring difficulties to the application of it

    但是,機械手在現實工作中存在很多的限制,比如:電機轉矩的限制、關節轉的限制、工作時間區間不等長等,這些不滿足迭代學習演算法標準假設的現實情況,給迭代學習演算法的應用帶來了一定的困難。
  15. The system obviously features measuring ignition advance angles and engine working process at same time. while the effect of ignition advance angles on working process could not be reflected directly for lots of types of motor - engine ever before. this paper reports the implementation of software and hardware of the system

    本系統的特色在於將摩托車發動機點火的測量與發動機工作過程的測量統一起來,而此,對于相當多的機型,根本無法直接反映點火對發動機工作過程的影響。
  16. In the thesis, first, with the view to new institutional economics, the author researched the asset appraisal standards and deeply analyzed its character, function, making and etc. second, the author made a theory model of demand - supply, and then analyzed the affect factors on the demand and supply of assets appraisal standards so to find the reason of its imbalance. after that, the author studied the cost and profit of the making of assets appraisal standards as well as many affect factors, so that the profit will be the most on the conditions of fixing cost. at last, on the basis of theoretical analysis, the author brought forward some suggestive conclusion such as : reasonable location of standards making ; the process of making should be full played ; choose the china appraisal society as the organization of making the assets appraisal standards through the comparing of many institution of standards making ; consult to the foreign assets appraisal standards so as to lower the cost of standards making ; streng then the theoretical preparation of assets appraisal ; standards making should be in a long run ; making standards as early as ; strengthen teaching on standards ; attach importance to macro - environment analyzing

    本文從新制度經濟學度研究資產評估準則,對資產評估準則的性質、功能及制定等進行了深入分析;通過構建供需分析理論模型,對影響資產評估準則的需求和供給的因素進行系統分析,剖析資產評估準則供需不平衡的成因;對資產評估準則制定的成本收益進行研究,全面分析影響成本和收益的諸多要素,達到成本一定的情況下,收益相對;在理論分析的基礎上結合中國資產評估的宏觀環境,分析了我國宏觀環境對準則制定的影響;出了我國資產評估準則制定的對策定位:準則制定要合理定位;制定過程要充分博弈;對準則制定機構的選擇;借鑒國外資產評估準則;加資產評估理論準備;準則制定要有瞻性;準則制定應有緊迫性;強化準則培訓力度;準則需明確宏觀環境分析。
  17. The other purpose is to establish the comprehensive analysis model of enterpriser ' s selection mechanism, incentive and disciplinary mechanism and enterprise efficiency. the later is based on the former. before analyzing this two models, it is necessary to study how two visual angle of corporate governance structure cut - over and agree with each other, and discover the relation between corporate governance structure and incentive and disciplinary mechanism, in order to offer a background of theory to analyze the problem on incentive and disciplinary ; it is also necessary to construct a basic analysis model for enterprise ' s incentive and disciplinary mechanism, that is to say, the basic concepts, content structure and funct ion mechanism of incentive and disciplinary mechanism should be studied

    人力資本與貨幣資本的關系界定,主要是關于剩餘索取權和剩餘控制權的具體安排,目的是要建立人力資本與貨幣資本各自追求自己期望效用化的非協調模型,並在此基礎上構建企業家選擇機制、企業激勵約束機制與企業效率的綜合分析模型,在解讀這兩個模型之,有必要研討一下,公司治理結構的兩個視如何切入及契合,從而揭示公司治理結構與企業激勵約束機制的關系,為企業激勵約束機制的分析供一個理論背景;企業激勵約束問題基本分析模式的構造,即嚴格界定企業激勵機制和約束機制的概念、內容構成和作用機理。
  18. This paper simulate oxidation - deoxidize reaction, o enzyme catalysis and the origin of life. the stella mode of oxidation - deoxidize reaction can help student understand chemistry reaction in integer, train student understand correlation from the all and the one. stella simulation help us to research enzyme catalysis promoter stable state former dynamics, and to observe the basic measure of the whole response or some response directly, and offer effective datum that can be used to analysis complicated response mechanism, because of too many relevant disputes of origin of life, to introduce student various kinds of theories maximally, we use stella software to imitate, strive to give students the ultimate thinking space, make them to be able to verify their idea in the models. in this course, teachers and students can observe the result and test the theory through simulation, learn what to happen when the former hypothesis and scene changed, and turn the study way of infusing and absorbing into discussion study, make study especially thinking ability of student get improvements by a large margin

    氧化還原體系的stella模型能使學生對復雜的化學反應有整體理解,培養學生從整體的度理解各種物質間的相互作用聯系; stella幫助我們對酶催化反應穩態動力學進行研究,可以直接地觀察整個反應的基本步驟或局部反應,供可用於分析復雜反應機制的有效數據; stella創建的生命起源的模型,力爭給學生的思維空間,使他們可以在模型中驗證他們的想法,在此過程中,教師和學生可以通過模擬以試驗理論、觀察結果,並學習到原有假設或情景改變時會有什麼情況發生,將灌輸性、吸收性的學習方式變為討論式學習,使學生的學習特別是思維能力得到幅度的高。
  19. Under this background, we successfully developed an engine fuelled with coal - bed gas and ignited by spark plug. the measurements for the prototype engine were thoroughly made, including the cylinder pressure, the rate of heat release, combustion duration, ignition delays, spark ignition angle, and the fluctuation of the cylinder maximum pressure

    在此背景下,本文對經由s195柴油機改裝得到的燃用變組分煤層氣發動機進行了全面的測試和分析,包括缸內示功圖、燃燒放熱率、主燃期、點火、火焰發展期以及壓力循環波動等。
  20. The results indicate that the fuel delivery advance angle corresponding to the lowest fuel consumption of diesel engine is as similar as that of e30 engine. with the increase of fuel delivery advance angle, nox emission enlarges and smoke reduces

    結果表明: e30混合燃料發動機的低燃料消耗率對應的供油與原柴油機相當,隨供油, e30的no _ x排放增加,但煙度降低。
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