模腔尺寸 的英文怎麼說

中文拼音 [móqiāngchǐcùn]
模腔尺寸 英文
cavity dimension
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 腔 : 名詞1. （動物體內空的部分） cavity; chamber 2. （話） speech 3. （樂曲的調子） tune; pitch 4. （說話的腔調） accent; tone
  • 尺 : 尺名詞[音樂] （中國民族音樂音階上的一級 樂譜上用做記音符號 參看「工尺」） a note of the scale in ...
  • 寸 : Ⅰ量詞（長度單位） cun a unit of length （=1/3 decimetre）Ⅱ形容詞（極短或極小） very little; very ...
  1. Dimensions for hexagonal and square crimping - die cavities, indentors, gauges, outer conductor crimp sleeves and centre contact crimp barrels for r. f. cables and connectors

    射頻電纜和連接器用六角和正方形壓模腔體壓頭標準規外導體壓接套和中心接觸件壓接導線筒的尺寸
  2. Iterative physical optics is extended to the analysis of electromagnetic scattering by dielectric coated targets. the theoretical model of the extended ipo is formulated by fresnel reflection coefficient. it is applied to analyze the scattering by geometrically simple, electrically large, dielectric coated cavities

    將迭代物理光學（ ipo ）法推廣到非完純導體邊界目標的電磁散射特性分析中，建立了具有阻抗邊界的ipo理論模型，並應用這種推廣的ipo方法分析幾何結構簡單的電大尺寸介質塗敷腔體的電磁散射特性。
  3. 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 。
  4. Check sizes of gates, runners and cavity

    檢查澆口，流道和模腔尺寸
  5. The research is focused on the influence of the size of the coupling port, coupling line and the capacitive metal rods in cutoff waveguide on the gap impedance

    研究結果表明：模雙間隙腔連接截止波導段的耦合口的尺寸主要影響輸出腔的外觀品質因數，而耦合接頭的粗細和電容性銷釘的大小和插人深度對截止波導濾波器的調諧具有重要影響。
  6. 3. compared and analyzed the influences to the mode of the electro - magnetic field and also the influences to the position where the plasmas produced when changes the size and the internal structure of the cavity

    3 .比較分析了諧振腔的結構尺寸及其內部構造改變對電磁場模式的影響，等離子體在腔體內部的產生位置。
  7. Firstly, the oscillator theory was researched as the base of the design of oscillator - type aia in this paper. the derivation of oscillation condition and stability condition were given ; at the same time, the cavity modeling theory of microstrip antenna was studied, which gave the relation between the size of microstrip antenna and the resonate frequency and that between the size and impedance of microstrip antenna

    首先，針對本文所討論的振蕩型有源集成天線，作為理論基礎，進行了振蕩器理論的研究，推導出有源集成天線的振蕩條件和穩定條件；同時利用空腔模理論，給出了天線尺寸與諧振頻率和輸入阻抗的關系。
  8. Abstract : based on sun workstation sparc20 ug software has been used in cad of full - mold casting tool of cylinder head of model n485q multi - cylinder diesel to solve knotty problems such as cut of pattern membrane of cylinder head. visibility of size of each part of cooperation of tools with mold cavity and, molding of complex curved surface. tool design thinking of full - mold casting of complex diesel castings has been explored

    文摘:採用基於5un工作站sparc20的ug軟體進行n485q多缸柴油機氣缸蓋實型鑄造模具的計算機輔助設計，解決了缸蓋模樣的模片切取、模具配合型腔各部位尺寸的可視化以及復雜曲面的造型等疑難問題，探索出了一條復雜內燃機鑄件實型鑄造的模具設計思路。
  9. Based on the self - consistent nonlinear theory of complex cavity gyrotron with gradual transition, a simulation code of self - consistent nonlinear beam - wave interaction has been made, in which the multiple modes interaction with an electron beam and the mode coupling are taken into account. the interaction between the electron beam and hsn - h521 rf field for third - harmonic gyrotron is simulated. the influences of the thickness and the velocity spread and the velocity ratio of the electron beam and the fluctuation of the magnetic field and the technologic errors of complex cavity on the multi - modes interaction with an electron beam are analyzed

    二、在漸變復合腔迴旋管多模自洽非線性理論的基礎上，編制了高次諧波漸變復合腔迴旋管多模注?波互作用自洽非線性模擬軟體，並對8mm波段三次諧波漸變結構復合腔迴旋管的注? ?波互作用進行了大量的自洽非線性數值模擬計算與研究，進而分析了電子注的厚度、速度零散、速度比值、磁場波動、腔體尺寸的加工誤差等等多種因素對互作用效率的影響。
  10. The first, the effect of the sizes of coupling slots in a coupling double gap cavity on the cavity characteristics is studied through simulation computation of three dimensions electromagnetic field and analysis of equivalent lumped element circuit. it is concluded by the research that, in lower frequency band, bigger coupling slots in a coupling double gap cavity are beneficial to raising the characteristic impedance and lowering the frequency of it mode

    第一，採用三維電磁場模擬計算方法和集中元件等效電路法研究了耦合雙間隙腔中耦合槽尺寸對諧振腔性能如何影響等問題，得出了重要結論：在較低頻率波段，耦合雙間隙腔中開大耦合槽有利於提高模的特性阻抗，降低模頻率。
  11. It is applied to the analyses of electromagnetic scattering by electrically large complex cavities

    建立了ipo fem混合法數學模型，並將其應用於分析電大尺寸復雜結構腔體的電磁散射特性。
  12. Analysed effects to coupling efficiency and fields in resonator caused by size change of coupling slots, and lots of simulation involved also

    分析了第一腔中耦合縫的尺寸變化對耦合效果，腔內場結構的影響，並作了大量模擬計算和分析比對；
  13. In the photoluminescence ( pl ) spectra, a new emission band due to the exciton - exciton collision process ( p band ) is observed under low excitation intensity at room temperature. and some fine structures origination from the cavity modes of the fabry - p rot etalon could also be seen clearly

    在單根zno微柱（直徑有25 m ）的p帶發光峰上還可以觀察到明顯的f - p腔模式分佈，通過計算得到其腔長為21 m ，同微米柱的尺寸相當。
  14. Based on the rate - equation theory of four - level system, the expressions of threshold pump power, output power and slope efficiency are given. the influence of space distribution of pump light ( the position of focusing point, dimension of pumping light and divergence angle ) to the output characteristics are also discussed. then, by investigating the effects of thermal effect of laser crystal on the size of laser cavity mode, we obtain the mode - matching principle of high power laser diode end - pumped solid - state lasers

    其中，在泵浦光的空間分佈變量中我們分別考慮了泵浦光聚焦后的腰斑大小、聚焦腰斑在增益介質中的位置以及泵浦光在介質中發散角的影響；然後我們研究了在高泵浦功率下激光晶體因吸收泵浦光而產生的熱效應所導致的熱透鏡效應以及熱致衍射損耗，通過分析它們對振蕩激光腔模尺寸的影響，得到了高功率半導體激光二極體端面泵浦固體激光器模式匹配的要求，為高功率連續單頻nd ： yvo _ 4激光器的優化設計提供了理論依據。
  15. Secondly, the cfd method is used to study the flowfields in the laser chamber and the loss of the total pressure in several types of nozzles. the answer shows that reducing the length of the nozzles and the high of the throats in the nozzles can reducing the loss of the total pressure. and the answer also shows that the small nozzles with helium injected in the base region are good for laser chamber pressure recovery

    其次，本文利用cfd技術模擬了光腔流場，研究了幾種噴管的總壓損失特性。研究結果表明，對于平面對稱噴管，減小噴管長度，增加喉道高度有利於減少總壓的損失。用cfd技術對光腔段的模擬表明，採用小尺寸噴管，並且在基區大量注入氦氣有利於激光器壓力恢復。
  16. With frequencies arising, close resonators have limitations on lowing quality factor 、 reducing the size of resonator and modes denseness etc. within microwave frequencies, electromagnetism open resonator technologies are widely used in electrical dielectric parameter measurement of low loss dielectric material

    隨著頻率的升高，封閉的諧振腔存在品質因數降低、腔體尺寸減小、模式密集等局限性，所以在毫米波頻段，測量低損耗材料電介質參數最常採用的是電磁開腔技術。
  17. Mold size mentioned above is standard product size, but also can be prope adjust according to customer ' s request

    上表中模腔內凈尺寸為定型產品的尺寸，也可按用戶要求作適當調整。
  18. Aiming at efficient analyses of electromagnetic characteristics of electrically large complex cavities, some hybrid techniques are developed based on eb - fem, including ipo / fem, extended ipo, improved ipo / fem, ddm / fem - bie, ddm / fem - po - ptd, fem / ibc, and fem / pml. the following contributions have been made in this dissertation : a novel hybrid approach is proposed in which iterative physical optics ( ipo ) subdomain - splicing technique is combined with eb - fem, the mathematical model of the proposed ipo / fem is established by some approximate methods

    本文以eb - fem為基礎，以電大尺寸復雜腔體的電磁特性為分析對象，對eb - fem與迭代物理光學法（ ipo ） 、區域分解法（ ddm ） 、阻抗邊界條件（ ibc ） 、完全匹配層（ pml ）和mur吸收邊界條件的結合演算法以及具有非完純導體邊界的ipo理論模型進行了研究。
  19. The multi - object optimal design for cavity dimensions of precise mould

    精密型腔模具成型尺寸的多目標優化
  20. A new method for calculating the cavity dimensions of the injection mould for plastic gears, namely, modulus - varying method, was put forward. and two typical processing technologies were introduced

    提出了一種計算塑料齒輪注射模型腔尺寸的新方法，即變模數法，並介紹了兩種典型的加工工藝。
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