相位簡並模式 的英文怎麼說

中文拼音 [xiāngwèijiǎnbàngshì]
相位簡並模式 英文
phase degenerate modes
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 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...
  • : Ⅰ形容詞(簡單) simple; simplified; brief Ⅱ動詞1 (使簡單; 簡化) simplify 2 [書面語] (選擇人才...
  • : 併名詞1. (山西太原的別稱) another name for taiyuan (in shanxi province)2. (姓氏) a surname
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • 相位 : phase position; phase
  • 簡並 : [物理學] degeneracy; degeneration; degenerate
  • 模式 : model; mode; pattern; type; schema
  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,推導了在單荷載作用下,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;在數值擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格,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型理論,對錨桿支護結構的應力場、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. 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述了激光器的工作原理、結構型和倍頻方法;其次,以空間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下,振蕩光尺寸、最佳輸出耦合率、泵浦光尺寸、泵浦光焦斑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運轉;最後,根據泵浦光焦斑端面置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光移傳感新方法,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,激光移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  3. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動傳感器在兩主軸方向的靈敏度大致同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容敏感元件,具有高靈敏度、寬量程、非線性誤差小、外圍電路單等優點;對設計的敏感元件結構參數進行了計算,利用有限元法進行了擬分析,根據擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電路進行調制處理,然後通過解調輸出與加速度成正比的電壓信號。
  4. In chapter 2, the mathematical model of two - phase hybrid stepper motor as a generator is established. then according to the model, the functional relationship is obtained between the terminal voltage of stator winding and continuous rotor position

    第二章,建立了二混合步進電機的發電型,進一步化得到定子繞組端電壓與轉子轉角之間的函數關系,為步進電機實現連續角移測量的研究奠定理論基礎。
  5. Firstly, i introduce developmental condition and resourceful result of software reuse, and the function and status of components repository in software reuse, and the classification and retrieving in components repository. secondly, i study the current classification and retrieving in detail, and analyze their advantage and disadvantage, and get a common retrieving model and valuing standard. thirdly, i according to the feature of the specific domain establishing the appropriate classification and retrieving of component, which are faceted classification and retrieving, and classification with dssa and component ' s relationship and hyper text ' s retrieving, and combined retrieving

    本文首先介紹了軟體復用技術的發展現狀和研究成果,以及構件庫系統在軟體復用中的作用和地,之後是介構件庫系統中構件的分類檢索技術;其次詳細介紹現有的構件分類檢索技術,分析了各自的優勢和劣勢,得到構件的檢索型和評價準則;再次根據研究領域的特點,制定了應的構件分類檢索機制,主要包括:基於特定領域的刻面分類檢索技術、以dssa和構件關系分類以及超文本方檢索技術,還有組合檢索技術,在此基礎上建立了該領域構件庫系統的分類型和檢索型;最後完成了教學評測、評估領域構件庫系統構件檢索工具的設計與具體實現。
  6. It overcomes the disadvantages of traditional inductance sensor, and has advantages of small size. light in weight, better linearity, long life, higher frequency response property and simple driving and signal processing circuit, etc. 3. having considered the situation that the human - machine dialog equipments in some computer control systems are not of high quality, a new kind of reorganizing the sensor ~ s system by external human - machine dialog scheme is presented in this paper

    提出一種新型電感移傳感元件,採用方波驅動和運放電路提取信號,克服了傳統電感移傳感元件的缺點,獲得體積小、重量輕、線性好、頻響高、驅動電路和信號檢出電路單等優點,更易於和微機控制適應。
  7. For the sake of the actual function of the discussion as a way of teaching, we passes by to experiment for the teaching of period a semester half, experimenting the result enunciation, a kind of predominant teaching method of the discussion as a way of teaching conduct and actions senior high school history teaching, with the senior high school for promote the senior high school history teaching history that living to study to rise obvious function, it is beneficial to break that kind of traditional teaching situation, but this kind of break " is not to the simple negation of the teach type teaching method, also do not replace the predominant position of the teach type teaching method, but be partial to a kind of correcting an error of the teach type teaching method irregularity, combining to become a kind of can with complement each other and predominant teaching method in teaching method in teach type

    討論教學法就是以討論法為主要教學方法的一種教學。它的最主要的優點就是特別強調學生的主體地即注重學生的學習能動性、獨立性和創造性,但它不忽視教師的主導地。為了證明討論教學的實際作用,我們經過了為期一個學期半的教學實驗,實驗結果表明,討論教學法作為高中歷史教學的一種主導教學法,對于促進高中歷史教學和高中生的歷史學習起到明顯的作用,它有助於打破那種傳統的教學局面,但是這種「打破」不是對講授教學法的單否定,也不是要取代講授教學法的主導地,而是對講授教學法弊端的一種糾偏,成為一種可與講授教學法成的主導教學法。
  8. Based on the simulation results, the key techniques for the design of turbo codes, including the choice of component codes, the design of interleaver, trellis termination schemes and puncturing methods, are discussed deeply. by measuring the statistical characteristic of extrinsic information from component decoders, new iterative stopping criteria and snr estimation updator are devised. also, it is used to implement synchronization of carrier phase

    本文首先對turbo碼的基本編譯碼原理進行分析,在擬結果的基礎上對turbo碼設計中的分量碼選擇、交織器設計、編碼器狀態歸零方案以及刪余方等部分關鍵問題進行探討;通過考察外部信息的統計特性,設計了新的迭代停止準則和snr估計更新器,利用外部信息實現串聯載波同步;最後對turbo均衡進行要分析。
  9. This article mainly discusses the challenges, research approaches and recent developed tools in the field of protein function prediction and the ways by which these issues change the process of drug discovery, including homology - based annotation transfer, sequence motifs and patterns, information on 3d structure, sub - cellular localization, posttranslational modifications, binding sites and functional residues, protein - protein interactions

    摘要述了在蛋白質功能預測領域中的研究方法和最新研發工具所面臨的挑戰,討論蛋白質功能預測是如何改變藥物開發進展的,具體包括:基於序列同源性分析的注釋轉移、序列基元和增加了注釋轉移的說服力、 3d結構信息可以精煉注釋轉移、亞細胞定、翻譯后修飾、結合點和功能殘基、蛋白質之間的互作用。
  10. Several types of buckling mode and several types of collapse mode for the stiffened panels are mostly analyzed. it is emphasized on the influence of position of loading plane on the ultimate strength of stiffened panels and numerical calculation of stiffener tripping. at last the interaction of ultimate strength for stiffened panels combined different loads is discussed

    文中主要分析了加筋板的幾種屈曲和幾種失效著重討論了加載偏心對極限強度的影響和加筋板的側傾強度數值分析,和單討論哈爾濱工程大學博士學論文了組合載荷作用下的加筋板極限強度的互關系。
  11. Firstly, the paper discusses well logging technology and the development of the domestic and foreign pressure meters, then proposes the sytem scheme design of sjdy - i electronic pressure meter and briefly analyzes its operating principle. secondly, the paper explains in detail the software and hardware design method, presents the design thought and flow charts of every function modules. thirdly, the paper analyzes the pc program, introduces software which adopts the filter and nonlinear regression methods for improve the system precision

    本文首先在介紹了試井技術和目前國內外壓力計的發展狀況的基礎上,進行了sjdy -型存儲深井電子壓力計系統總體方案設計,對該系統的工作原理進行了要的分析;然後,闡述了sjdy -型存儲深井電子壓力計井下儀器部分的軟硬體設計思想和設計目標,詳細介紹了整個系統的硬體組成部分,給出了單片機系統(即井下儀器部分)軟體的設計思想和各個功能塊的流程;接著,重點分析了sjdy -型存儲深井電子壓力計的上機程序以及各個塊的具體功能,設計了應的軟體予以實現;最後採用濾波技術和非線性校正方法,來提高整個系統精度。
分享友人