曲率匹配 的英文怎麼說
中文拼音 [qūlǜpīpèi]
曲率匹配
英文
match curvature- 曲 : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
- 率 : 率名詞(比值) rate; ratio; proportion
- 匹 : Ⅰ動詞(比得上; 相當; 相配) be equal to; be a match for Ⅱ形容詞(單獨) lone Ⅲ量詞1. (用於馬、騾等) 2. (用於整卷的綢或布)
- 配 : Ⅰ動詞1 (兩性結合) join in marriage 2 (使動物交配) mate (animals) 3 (按適當的標準或比例加以...
- 匹配 : 1. [書面語] (婚姻配合) mate; marry 2. [電學] matching
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The waves should be sheared waves for the anisotropic aeo device and longitudinal waves for the isotropic aeo device. geometrical relationships of anisotropic acousto - optic effect in ln crystal and kdp crystals are studied by tangent - match condition. curves of incident angle vs. abaxial angle, diffractive angle vs. abaxial angle, extreme frequency vs. abaxial angle and acousto - optic merit vs. incident angle vs. abaxial angle are systematically gained and the design parameters are also calculated
利用相切-匹配條件法研究了鈮酸鋰晶體及kdp晶體的反常聲光互作用幾何關系,系統地得到了以離軸角為自變量的各參數的計算公式及相應的關系曲線,通過數值分析方法給出了聲光優值隨中心頻率的變化曲線並給出了器件的設計參數。First, we identify the homonymous points using normalized product correlation to revise the geometry distortion. in this method, the linear combination of correlation ' s three features is considered to improve the matching probability of homonymous points
本文首先選取同名點以校正幾何形變,採用歸一化積相關函數為選取準則,並以相關曲面的三個特徵量的線性組合來評價選取的同名點,提高匹配率。To save the resources and shorten the development cycle, these research methods were adopted, such as, using ug software to build the model, analyzing the removed snow ’ s track directly on the model, using adams to simulate the structure of avoiding obstacles, and using relative experience data to calculate the whole
( 5 )對原避障機構進行模擬分析,改進不合理之處,使鏟刃避障軌跡為上凸曲線。 ( 6 )通過除雪車作業計算,分析前雪鏟作業時整車的側向穩定性、牽引特性及功率匹配特性,提出改進方案。Thus it is suited for generating new w avelength, especially in uv wavelength. we obtained the curves of the angle tuning, threshold and efficiency of clbo both in type - i and in type - ii phase matching ( pm ) in this paper, and compared to that of bbo
論文完成了clbo晶體光參量振蕩在、類相位匹配時的角度調諧曲線,雙諧振、單諧振條件下的振蕩閾值及轉換效率曲線,並與bbo晶體進行了比較。We presents a detailed studied of the linewidth of parametric light in clbo - opo caused by the linewidth of pumping beam, off axis phase matching, divergence angle of pumping, time above threshold, high gain coefficient of nlo crystal, fluctuate of cavitylength, spontaneous radiation, according to the momentum and energy conversion laws, and the sellmeier equations of the clbo, we calculated curves of the type - i and type - ii compared with the bbo ' s
根據能量動量守恆關系和clbo的色散方程,詳細分析了由於泵浦光的線寬、泵浦光偏軸泵浦、泵浦光的發散角、泵浦光功率超過參量光振蕩閾值一定倍數、高增益系數、有效腔長波動以及自發輻射引起的參量光線寬,並得到了與bbo晶體在類、類相位匹配下比較的理論曲線。Based on these foundations, we give a perfect scheme of the bbo opos : single pass amplification coefficient of the opg under different pump intensity is calculated ; collinear type - i and type - ii phase matching tuning curve pumped by the q switch nd : yag various harmonics as well as noncollinear type - i tuning curve are calculated in details ; the effect of the walkoff for the nonlinear effect coefficient and the group velocity matching are analyzed ; the acceptance angle in parametric process is calculated ; the numerical threshold of the bbo opo is calculated ; the process of the saturation and depletion of the pump beam are analyzed ; the relationship of the conversion efficiency and reflectance of output mirror are discussed ; various linewidth controlling methods are discussed ; the improvement of the beam quality applying the unstable cavity is discussed ; and the crystal bbo design is considered
在此基礎上,給出了一整套bbo - opo激光參數設計方案:計算了不同泵浦強度下的參量放大倍數;詳細計算了在nd : yag調q激光器各次諧波泵浦條件下的共線類和類相位匹配的調諧曲線,以及非共線類相位匹配調諧曲線;分析了走離角對非線性系數和群速匹配的影響;計算了參量過程的允許角;計算了bbo - opo的理論閾值條件;分析了飽和與泵浦光束的消耗過程;給出了轉換效率與超過泵浦閾值的倍數的關系;討論了轉換效率與輸出鏡反射率的關系;討論了線寬控制的各種方法;研究了利用非穩腔改善光束質量的方法;考慮了bbo晶體的設計。In the section 1, we have introduced the background and the recent advance of the flattened gaussian beam ; in the section 2, for the first time, we have calculated the type - i and type - ii shg conversion efficiency and simulated curves versus the crystal length, the pumping light polarization rate, the order of the flattened gaussian beam and the pumped power intensity, we obtain ed that the highest efficiency was influenced by the order and the polarization rate of the pumped flattened gaussian beam
從三波耦合方程及clbo晶體的光學特性出發,討論了以平頂高斯光束入射時穩態的三波耦合方程的大信號倍頻解(包括類及類相位匹配的倍頻解) 。計算了其在clbo晶體上的倍頻轉換效率與晶體長度,基波偏振分量比,基波階數及泵浦波強度之間的相互影響關系曲線。得出影響平頂高斯光束的最高轉換效率的因素是基波的階數n和泵浦波的偏振分量比d 。Optimization of five - axis tool path based on principal - curvature matching
基於主曲率匹配的五坐標刀位軌跡優化With the different loading ratio of parallel to axis and normal to axis direction, damage defects will occur bulking problem. by varying the degree of material anisotropy relative to the loading axis such as poisson ' s ratio and shear modulus, crack growth bulking strain value parallel to or normal to the loading axis is different. the parameters controlling the growth or arrest of the delamination damage are identified as the geometry and the depth of defects and radius of cylindrical etc. at last, it was investigated that the delamination damage is often induced by the tip of matrix damage under higher stress
研究結果表明:殼體筒段受軸向拉伸和內壓載荷作用時,軸向和環向載荷的比率不同,母層和子層可能發生拉伸屈曲,也可能發生收縮屈曲,或者同時發生拉伸和壓縮屈曲;母層與子層各向異性存在差異,即泊松比與剪切模量不匹配時,將使子層板的邊界上承受壓縮和剪切作用,當分層達到臨界狀態則發生屈曲,當母層與子層的各向異性差異越大,則發生分層屈曲的可能性越大;分層損傷的屈曲應變值與子層自身的彈性模量、分層子層的形狀、厚度以及圓柱半徑等因素有關。3. according to the spline theory we presented a shape matching algorithm based on the similarity matrix of curvature and torsion values of 3d curve, we reduced the 3 - d curve matching task into a 1 - d string matching problem, which makes the matching more veracious and can be used on the 2d or 3d curve matching. in order to reduce the cost of matching, we used multiple scale technique
依據樣條曲線的基本理論,研究了基於b樣條的輪廓曲線的匹配方法,給出了由輪廓曲線不變量曲率和撓率構造的相似不變量的選取以及基於相似矩陣的匹配演算法,並對該演算法的時間復雜度作了估計,同時,將多尺度技術引入到物體輪廓的匹配問題中。In section three of this chapter, the author adopt to the gap analysis, 1995 - 2004, 10 years of 10 commercial bank interest rate sensitivity ratio calculation, give analysis of commercial banks ` irr assessment capabilities in the 10 years of market - oriented reforms, the level of
這也是本文著力于探討利率風險評估的原因。對于商業銀行而言,利率風險取決於市場利率的波動程度和資產負債表期限不匹配的程度。重定價風險、基準風險、收益率曲線風險和期權風險2. we introduced a new polygon periodic discrete curvature function based on curve continue curvature concept in 2d contour matching, the periodic discrete curvature has local, rotation and translation invariant. applying efficient techniques to find the proper matching substrings, we also applied the hashing technique to find long matching substrings
周期性離散曲率函數具有和原有曲率相似的位移、旋轉、縮放等特性,為提高匹配的準確度,利用高斯函數進行平滑處理,取得了較好的結果,同時該方法具有直觀、速度快等優點,在2d輪廓曲線的匹配中,具有實用可靠的用途。A verification technique, which obtains unbiased estimator for the means and variance of several global and local features is presented and a matching way after acquiring the threshold by probability density function is achieved
摘要論述了在獲得在線手寫簽名的曲線的一些局部和全局特徵的平均值和方差的無偏估計的基礎上,通過概率密度函數進而獲取閾值進行匹配的鑒別方法。A cut in short - term interest rates that is not matched by falls in long - term interest rates will produce a steeper yield curve
如果在下調短期利率時,沒有長期利率下跌與之相匹配,就會導致收益率曲線變陡。This part firstly studies the relation between spectral transmission of the optical system and the thickness of medium. then a linear search algorithm base on analysing of the shape of curve is discussed. the simulation results show that the fitting error and the computing time of the algorithm satisfy the practical measuring requirements
本論文首先討論了光譜透過率與各向異性介質厚度之間的數學關系,然後在分析曲線形態基礎上進行全值匹配,模擬表明,該演算法可以實現曲線完全擬合,擬合時間均在1秒以內,完全符合實際測量要求。On the basis of analysis of the theory of mechanical - hydraulic power match system an electro - hydraulic proportional power match system which was suitable for matching tlc900 transporting girder vehicle of the engine was developed according to the driving force - speed curve and parameter, and the control rule and program flow chart about the system were also given
摘要在分析了機械液壓功率匹配系統原理的基礎上,根據液壓系統驅動力速度曲線及參數,提出了適用於tlc900型運梁車液壓驅動系統與發動機功率匹配的電液比例功率匹配系統,並給出了控制規律及程序流程圖。分享友人