提前方位角 的英文怎麼說

中文拼音 [dīqiánfāngwèijiǎo]
提前方位角 英文
azimuth lead angle
  • 提 : 提動詞（垂手拿著） carry （in one's hand with the arm down）
  • 前 : 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...
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 角 : 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...
  • 方位 : position; bearing; direction; points of the compass; placement
  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，在前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，從等效均化的角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，為開發運用大型商用有限元軟體msc . marc提供了理論根據，也形成了本文的理論基礎：最後，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. Form. taxus chinensis var. mairei is protecting plant in the first class, which is a precious and endangering plant in china in this paper, the quantitative characterics of form. taxus chinensis vsr. mairei population including age structure, spatial distribution pattern, growth dynamics of tree basal area, niche characterics, fractal dimension and competition between specises were studied using methods of mathematics ecology from the angle of population ecology of form. taxus chinensis var. mairei, then the prent state and the endangering causes were analysed. this research offers gist to protecting and enlarging the crude resourse of form. taxus chinensis vsr. mairei population, afforesting plantation and sustainable utilize for us

    本文從南方紅豆杉種群生態學的角度、主要應用數學生態學的方法探討南方紅豆杉種群的數量特徵，包括南方紅豆杉種群年齡結構、種群空間格局（探討分佈格局動態規律與生境相互關系） 、不同立地條件下種群優勢度增長趨勢、生態位寬度、生態位相似比例、生態位重疊、空間占據能力及種間競爭等，分析其目前現狀及瀕危原因，期望為南方紅豆杉野生資源的保護和擴大、營造人工林及可持續利用提供理論基礎，也為瀕危植物種群生態學的研究提供參考。
  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，以提高科研評估的合理性為目標，總結分析了當前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角度，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大學碩士學位論文和實用性分析后，應用評估體系對某軍醫大學附屬醫院的部分科室進行實際測評；最後結合評估實踐，提出了提高科技論文質量的建議，以及科研評估中應注意的問題。
  4. At present, the dominant pricing theories both an home and abroad are capital assets pricing model ( capm ) and arbitrage pricing theory ( apt ) = the inference about these pricing theories is all from the perspective of the side of demand, which may give an impression of losing contact with reality

    目前國內外居主流地位的定價理論是資本資產定價理論（ capm ）和套利定價理論（ apt ） 。這些定價理論的推導都是從需求方的角度考慮的，總使人有脫離實際之感，本文提出了從供給方和有效市場理論的角度去理解和運用該理論的思路。
  5. For the bldcm which has a pseudo - sinusoidal back - emf waveform, this dissertation presents a svpwm control method using six discrete position signals for minimizing the torque ripple. the main aspects for the implementation of this method are analyzed, including the initial orientation of the voltage vector, reasonable choice of the impedance angle and the advance commutation angle, and estimation of the successive rotor positions

    針對反電動勢類似正弦的準正弦波反電動勢無刷直流電動機，本文提出一種基於六個離散位置信號的自同步svpwm （電壓空間矢量法）控制方法，用以削弱電磁轉矩脈動，分析了實現這種方法的主要控制環節，包括起動時電壓空間矢量的初始定位，阻抗角與電流超前角的合理選擇以及連續轉子位置的估計等。
  6. To the level control problem of a spherical tank, two model - free control methods are proposed. in the former method, the takagi - sugeno fuzzy model is used to tune the neuron controller gain. in the latter method, the model - free control method using the neural network model proposed for nonlinear plants is presented

    針對具有非線性特性的球形容器液位受控對象，從增益自調整和非線性補償兩個角度，分別提出了兩種非模型控制方法，前者採用t - s模糊模型對神經元控制器的增益進行在線整定，後者使用本文建立的非線性神經元網路對球形容器進行非模型控制。
  7. The third part examines foregrounded semantic features and some major foregrounding linguistic devices in news reporting discourse. the fourth part analyzes from a functional point of view how prominence is motivated, the relationship between context of situation and linguistic forms, and how particular linguistic forms favored in enr realize language function. the fifth part closes the whole dissertation with the expectation that the study should provide an advisable insight into stylistic studies in others domains

    第一章介紹了新聞報道的主要關注對象、研究背景以及全篇論文所採用的分析方法；第二章詳細闡述了論文的理論基礎；第三章歸西南交通大學碩士研究生學位論文第頁納總結了英語新聞報道的主要突出方式；第四章從功能的角度分析了英語新聞報道的情景語境與語言特色的關系，並例證特定的語言突出方式對語言功能的實現；在第五章結束篇，作者指出，以語言功能和前景化理論為基礎的研究極具說服力，為其它語類的文體研究提供了一個行之有效的方法。
  8. Abstract : an easy method for determining the lateral fold number of 3 - d seismic swath is presented. it is described in details that the non - vertical time error and selection method of vertical line direction. based on existing conditions of 3 - d seismic data acquisition in coal field, an assumption of 3 - d broad azimuth data acquisition is provided to remove the disadvantages of non - uniform azimuth distributions from old observation system

    文摘:提出了線束型三維觀測系統橫向覆蓋次數的一種簡易確定方法，詳細論述了非縱誤差的實質及縱測線方向的選擇方法，根據目前煤田三維數據採集現狀，提出了寬方位角的設想，以便克服以往三維觀測系統中方位角分佈不均的弊端。
  9. Based on the technological analysis of the auto front lamp holder plate with 3 angles, the layout for forming the part with a multi _ position progressive die and the structure of the die were put forward

    在對汽車前燈座三角盤進行工藝分析的基礎上，提出了該零件多工位級進沖壓成形排樣方案及相應的模具結構。
  10. Based on the relationship between the change of the cornea thickness and optical path length, the ablation profile for the correction of wavefront aberration is presented and simulated on computer. the process of scanning - spot excimer laser is studied and simulated on computer. models for calculation of residual wavefront aberration on situations of lateral decentration and torsional misalignment are brought up

    使用改變光程的方法建立起波前像差與角膜切削量之間的關系，並對像差矯正模型進行計算模擬;深入研究了小光斑準分子激光飛點掃描模型，對飛點掃描過程進行計算模擬;提出了中心偏移和旋轉情況下剩餘像差計算模型，為定量研究切削中心定位精度對像差矯正的影響提供了依據。
  11. Computed firing azimuth

    高炮提前方位角
  12. Therefore, the construction and development of the agriculture information service system of jilin province even should be the most importance of whole province economy. owing to this, this text is rely on the economy and cultural environment of jilin province, with the present condition of agriculture information service system of jilin province, draw lessons from the domestic and international related advanced experience well, set up the construction and circulate mode of agriculture information service system of jilin province

    鑒於此本文首先對吉林省農業信息服務體系的發展現狀進行了具體分析，結合吉林省目前的經濟文化基礎，提出吉林省農業信息服務體系的具體構建方案，即針對不同的農業信息需求客戶群，採用以政府為主導的公益信息服務模式和以企業為主導的有償信息服務模式相結合的形式全方位、多角度地為廣大農業生產者和銷售者提供信息服務，同時對吉林省農業信息服務體系的構建策略進行了具體分析。
  13. A new method is put forward on thermodynamics combustion model to make imitating research on egr - a software is made to calculate the amount of no from the gasoline by connecting with the practical condition in our country, starting with thermodynamics and experiment at the same time make a system research to influence by the exhaust gas returning system on the gasoline, such as exhaust gas, fuel economy, and power, finally a new thought is afforded for optimizing all the egr parameter in chapter 6

    第五章採用上述診斷和預測模型對bj492q發動機進行了模擬計算和實驗研究，並探討了點火提前角、殘余廢氣系數、燃空比、壓縮比和火花塞位置對發動機性能的影響。第六章提出了基於熱力學燃燒模型對egr進行數值模擬的方法，系統地研究了車用汽油機加裝egr系統后對排放、油耗、功率的影響，並結合排放標準。提出了egr參數的全局優化的新思路。
  14. It is an immense project to operate such a consummate research and foster a strategy relevant to the characteristics of the college or university to which it is attached, yet a little bit advanced. this thesis, mainly discuss the training strategy from two angles, maybe can work as a reference when they are trying to settle a renewed plan in terms of talent - training. firstly training programs from four universities are contrasted and analyzed, so that thek strongpoint can work as a remedy for the defaults of ours

    完善的研究並提出符合一所高校的方方面面又略具超前意識的生物技術專業本科培養方案，應當說是一個不小的工程，本文僅選取了兩個角度來探討我校的生物技術專業本科培養方案，以供各位老師在確定新的培養方案時作為參考：一是選取四所大學生物技術專業本科培養方案進行對比分析，以求取人所長，補己之短。
  15. On such a basisthe commonly used monomial error accumulating totals correction method is introduced. the author proposes a coordinate transformation method to deal with its drawbacks of maths model imperfection, not applicable to lange - angle deviation and adding to the difficulties of equipment. while orientating the order of matrices according to the principle of the accordance between coordinate ' s rotating order and the physical process of device measuring, a strict maths model of the influence of axis system deviation on surveying angles is concluded and the corresponding correction method is induced. its far - reaching meanings are as follow : ( 1 ) the maths model of the influence of axis system deviation on surveying angles established by the new method is concluded after considerations for the three deviations simultaneously. changes under all circumstances are included, so it is theoretically a perfection of maths method

    在此基礎上介紹了國內目前採用的軸系偏差對測量角影響的經典改正方法?單項差累計改正法，並針對該方法存在的數學模型不完善、對大角度偏差不適用、增加設備調整難度等缺陷，提出採用坐標變換方法，並根據坐標的旋轉次序與設備測量的物理過程相符合的原理定位各矩陣的先後順序，推導出了軸系偏差對測量角影響的嚴格數學模型，歸納建立了相應測量角的改正方法。
  16. In this dissertation, the development survey, research actualities and application prospect of vamt are introduced at first, and the models of kinematics, dynamics and linear motor servo are analyzed then. currently the dynamics model is complex or established mechanically, which restricts the study of control theories. thus this dissertation present a simple and easy - realized control idea, namely, the fore and torque of every leg determined by the inverse - solution of mechanics are regarded as changeable load force ( disturbance ) applied in motor, the elongation of the leg or displacement of sliding is regarded as the output of linear servo system

    本文首先介紹了虛擬軸機床的發展概況、研究現狀和應用前景，然後對其運動學、動力學、直線伺服系統模型進行分析，針對目前動力學模型過于復雜或完全從機構學角度建立不便於控制的問題，提出了簡單、易於實現的控制思想，即將虛擬軸機床的動力學方程反解所確定的各桿受力（矩）視為電機的可變負載力，以桿長伸縮量或滑塊位移為伺服系統輸出，從此構成位置閉壞，實現軌跡跟蹤控制。
  17. This system has some specialty like : 1. for gis technique, it can manage transmission network graphically, display resource distributing clearly ; 2. with the class - template and rule - base technique, it can adapt the now - using and the coming equipment ; 3. providing a variety of report forms, it can help administrator an maintenance person to control the whole transmission network status with different angle ; 4. with the ameliorated auto and half - auto path configuration arithmetic, it can improve the network under - control efficiency and intelligence

    該系統具有以下的特點： （ 1 ）基於gis技術，對光纜等傳輸網路資源進行圖形化管理，使資源分佈顯示一目了然； （ 2 ）採用類模板和規則庫技術，使系統能適應目前和未來可能出現的設備； （ 3 ）提供靈活多變的統計報表，使維護人員和管理人員能從多方位多角度地掌握傳輸網網路運行情況； （ 4 ）採用改進的全自動和半自動的光電路路由配置演算法，提高網路的調度效率和智能化程度。
  18. Second, in ternis of the challenges resulting from the qualities of the office staffs - - - - - - politic quality, professional quality and mental quality, it puts forward overall questions

    其次是來自辦公室人員素質方面的挑戰，從政治素養、業務素養、思想素養等角度對目前院（系）辦公室人員的素質提出了全方位的質疑。
  19. Then, this thesis had analyzed current demand from the securities companies and the feature of existing data, designed the granularity model, dimension model, system structure and function module of data warehouse for securities companies. the author had detailed demonstrated the designing and realizing of multi - dimension dataset, data conversion module, manage and control module, multi - dimensional analysis module, demonstrated the analysis result to client terminal with the example of client transaction analysis. so to provide quick and effective reports and analysis to the decision makers of securities companies in multiple aspects, and upgrade the company ’ s market reaction speed and competitiveness

    其次，根據對券商現有需求及現有數據特點的分析，對券商數據倉庫的粒度模型、維度模型、系統結構及功能模塊進行了設計，並以客戶交易分析主題為例詳細闡述了多維數據集的建立以及數據轉換模塊、管理控制模塊、多維分析模塊及多維數據前端展示的實現，從多角度、多方位為券商決策人員提供了快速有效的各種分析報表，提高了企業的市場反應速度和競爭力水平。
  20. This text set out from the practice, passes the all - directions research of the system of right current electronics government from the fulfillment angles to imitate the environment with the network of invade and defend to the invader experiment, from the system safety, net safety, information system safety, web safety point of view to proceed detailed treat with in - depth, to currently our country of electronics government system facing intimidate, and from the technique and management to bring up the strategy and solution

    本文從實踐角度出發，通過對現行電子政務系統的全方位研究和網路模擬環境的入侵與防入侵實驗，從計算機系統的安全、網路的安全、網上身份認證的安全、 web的安全、信息系統的安全等幾個方面進行了詳細的論述和深入的剖析，對目前我國電子政務系統所面臨的主要威脅進行了闡述，並且從技術和管理兩方面提出了應對策略及解決方案。
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