偏轉平面 的英文怎麼說
中文拼音 [piānzhuǎnpíngmiàn]
偏轉平面
英文
deflection plane-
( 6 ) the principal stress direction arised deflexion obviously after excavation, the maximum principal stress paralled to opening, minimum principal stress vertical to sidewall or vault
( 6 )數值模擬研究表明,隧道開挖后,主應力方向發生明顯偏轉,最大主應力與開挖臨空面平行,最小主應力近於垂直。There are two innovated points in this paper. the first is that we abandoned mechanical apparatus in deflexion, and this is good for signal ’ s disposal. the second is that we adopted nlc facility and this will largely lighten apt systerm ’ s size, weight and power consumption
本論文的創新主要在於兩個方面: ( 1 )摒棄了機械式的偏轉控制,便於其後的信號處理。且該器件驅動電壓低(約3伏) ,功耗小(毫瓦級/平方厘米) 。Measurement of linear polarization light rotation
平面偏振光微小偏轉角的精密測量Those sensitive parameters making system have negative damping and occur self - excited shimmy are horizontal pulling lever rigidity, tire sideslip rigidity, steering gear rigidity and damping, kingpin equivalent damping, kingpin caster angle, tire drag. and wheel center distance, tire side rigidity, vehicle wheel unbalanced mass, tire vertical rigidity, and distance from kingpin center to the vertical central line plane of tire have great influence on shimmy, but they do n ' t make the system have negative damping. and horizontal pulling lever damping, suspension damping and rigidity have very small influence on shimmy
橫拉桿剛度、輪胎的側偏剛度、轉向機剛度、轉向機阻尼、繞主銷當量阻尼、主銷后傾角、輪胎拖距是影響擺振的敏感性參數,適當調節某一參數可引起系統的負阻尼,使系統產生自激擺振;輪距、輪胎側向剛度、車輪上的不平衡質量、輪胎垂向剛度及主銷延長線與地面交點至車輪平面的距離對擺振的影響也較大,但不會使系統出現負阻尼;而橫拉桿阻尼、懸架阻尼與懸架剛度對擺振的影響很小。Symmetries are existed in oxy and oyz planes for horizontally and vertically polarized waves, i. e. one ' s h - polarized case is the same as the other v - polarized one. while the expectations of the rotatory axes oriented in oxz plane are complement, one ' s h - polarized case is the same as the other v - polarized one
平面oxy和平面oyz對于兩種偏振極化入射波時存在著對稱性,一者的水平極化與另一者的垂直極化情況相同;而oxz平面內旋轉軸的平均取向的期望互余時,一者的水平極化與另一者的垂直極化時的情況相同。And some experts even believe, the trend in the development of the iax system was, for quite some time, towards keeping high statutory tax rates, but simultaneously provide generous tax incentives tha t reduced the tax base. the basic asymmetry of tax system may favor large concerns, which may be in a better position to take advantage of the provisions in the tax code in certain states of nature. the result may be lower expected average and marginal tax rates, and a lower cost of capital, compared to newer and smaller companies
更有學者認為,在以往很長一段時間里,稅制的發展趨勢是高法定稅率,同時附加大量稅收激勵來縮小稅基,稅制的這種基本不對稱性對大公司有利,可以面對低預計平均和邊際稅率以及低資本成本,然而大公司基於其擴張性的組織結構,與富有彈性的內容提要小公司相比,它轉變供求狀況的適應能力相對遲緩,那麼偏祖于大公司的稅收政策可能會阻礙宏觀經濟增長率和結構調整。The basic model about a novel plane yoke and focusing performances when electron beam is making a large angle deflection are discussed
摘要討論了新穎的平面形偏轉線圈的基本結構模式及其在電子束大角度偏轉時所具有的聚焦特性。Adding eccentric on front moving roller, installing the front moving roller with elastic suspention, adding the vibratory finishing plate, and installing steering device in the finisher
重點從前行走輥加裝偏心體,以彈性懸吊結構安裝前行走輥,增設振動抹光平板和安裝自助式轉向裝置方面作以介紹。The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics
採用霍爾元件作為缺陷漏磁檢測傳感器,獲得管道軸截面漏磁場切向分量的漏磁信號;研究了缺陷外形尺寸、缺陷傾角和形狀、管道材質和磁化強度、檢測儀移動速度、管道背底磁場、管內壓力和剩磁對漏磁信號的影響。提出了各通道增益放大、各路漏磁信號偏離調整、波形微分、數字濾波和平滑等漏磁信號預處理方法;分析了等空間采樣的漏磁信號轉換為等時間采樣信號的必要性,研究了漏磁信號的小波去噪方法。The purpose of this paper is to find out the characteristics of corporate restructuring and reorganizations under the background of strengthened supervision and improved accounting standards in 2001. using financial data on chinese public firms that had performed restructurings in 2001, this paper studies the impact of restructuring activities on firms " performance. it finds that performance of sample companies are better than the market average both before and after restructuring, but financial ratios does not improve obviously, what ' s more, the roe ratios even drop generally, which are very different from the characteristics during the past few years
本文採用以財務數據為基礎進行評價的方法,對2001年上市公司資產重組進行研究發現,從資產重組的方式來看,收購兼并所佔比重最高,業績較好的公司偏向于選擇這種重組方式,而資產置換、股權轉讓仍為績差公司所青睞;從重組前後財務指標的變化來看,重組公司表現優於市場平均水平,但與往年重組公司當年業績即得到明顯提升不同, 2001年重組公司財務指標並未得到顯著提高,凈資產收益率更是全面下降,統計對比不支持上市公司利用資產重組調節公司績效的觀點。Without using a model whose topology is known for mesh fitting, the algorithm simplifies the 3d surface topology problem to 2d surface topology problem by projection. then the best 3d surface topology is deduced using the minimum summing of spans criterion based on the " minimum offset " criterion which is proposed in this paper to determining the points links between two adjacent contours. the custom software is designed for 3d rendering using opengl interface
為解決不平行輪廓的重建問題,本文用投影的方法把三維表面拓撲結構問題轉化為二維表面拓撲結構問題;為確定平面輪廓間點的對應關系,本文提出基於最小偏移量準則的輪廓拼接演算法並用跨段之和最小準則來確定輪廓拼接的起始點和最佳可接受的表面,從而確定三維表面的拓撲結構。The concept of the equivalent mode and the modal participation coefficient is introduced when the regulation structures are studied. as to the vertical irregular structural systems, the inter - story capacity spectrum method is used and the strength reduction coefficient 77 is put forward when the capacity method is used to evaluate the performance of the torsional irregular structures
對于扭轉不規則結構體系,引入與結構偏心矩大小和結構平面整體尺寸有關的強度降低系數叮來考慮結構的扭轉效應,選取結構的基底剪力和邊軸線的最大反應位移為參數,應用能力譜方法進行抗震性能評估。Abstract : in order to solve the double parameters enveloped in the geartooth flank generating, the complicated double parameter envelope is simplified to the generating process between work - piece and imaginary crown generating gear by means of mathematical transformation. the equation of the imaginary crown generating surface and the partial derivatives are deduced, so the differential geometric parameters of the generating surface can be obtained. by analyzing the generating motion between the imaginary crown generating gear and the work - piece, all the first to third order geometric parameters of the generated tooth flank at any given point can be calculated
文摘:為了解決直接求解展成法加工中存在的復雜雙參數包絡問題時的困難,提出通過數學變換,將此包絡問題轉化為假想平面產形輪與工件之間的展成問題來進行研究.推導了假想產形面的方程和各階偏導矢,於是可獲得產形面的微分幾何參數.通過分析假想平面產形輪與工件之間的展成運動,即可得到被展成齒面上任意指定點的全部一至三階微分幾何參數Taking no account of the non - uniformity of the detector, this paper analyzed the performance of the traditional four - quadrant angle - measurement algorithm and two other algorithms in calculating the pitch angle and the deflection angle of the incident ray, and also compared the error curve of the pitch angle calculated by each algorithm in the full plane
摘要在不考慮探測器非均勻性影響的情況下,本文分析了傳統四象限測角演算法和另外幾種演算法在計算入射光的俯仰角和偏轉角時的性能,還比較了在整個平面內各個演算法得到的俯仰角的誤差曲面。Referring to three kinds of plan irregularity, structures individually with four kinds of irregularity as eccentricity in one direction, eccentricities in two directions, re - entrant corner irregularity and diaphragm discontinuity have been analyzed to investigate the relationship between torsion effects and parameters of above irregular structures. the parameters and the schemes for determining the scope of structures with different kind of irregularity considering seismic action in two directions simultaneously are proposed, some conclusions have been get as following : it is indicated by the analysis results that torsion effect has no dependency relation with eccentric torsional angel adopted in code for seismic design for buildings. it is suggested that the eccentric torsional angel should not be take as the parameter of torsion effect of structures considering seismic action in two directions simultaneously ; for the structures with regular plan and elevation and with eccentricity in one direction due to irregular mass layout, the relative eccentricity can be take as the parameter of torsion effect of structures considering seismic action in two directions simultaneously ; for the structures with regular plan and elevation and with eccentricities in two directions due to irregular mass layout, the ratio of relative eccentricities in two directions and the angel of them can be take as the parameters of torsion effect of structures considering seismic action in two directions simultaneously ; it is indicated by the analysis results that the torsion effect has no dependency relation with re - entrant corner ratio adopted in code for seismic design for buildings as
所取得的主要結論有:結構的扭轉效應與《抗震規范》所採用的扭轉不規則指標即偏心扭轉角之間的相關性較差,偏心扭轉角不宜作為判斷結構是否計及扭轉效應及需考慮雙向水平地震作用的界定指標;對于樓層間均勻偏心的多層單向偏心結構,建議採用相對偏心距作為需考慮雙向水平地震作用的界定指標,並給出針對不同平面尺寸的界限相對偏心距;對于樓層間均勻偏心的多層雙向偏心結構,建議採用兩個主軸方向的相對偏心距及其夾角作為界定指標,結合單向偏心結構的界定方案進行需考慮雙向水平地震作用的結構范圍界定;凸凹不規則結構的扭轉效應與凸凹比例無正相關關系, 《抗震規范》要求所有平面布置不對稱的凸凹不規則結構計及扭轉效應的規定欠妥當,建議凸凹不規則界限值從30改為15 ,只要求分析採用空間模型比較合適; 《抗震規范》關于有效樓板寬度較小的結構需計及扭轉效應的規定很有必要,樓板局部不連續的結構需採用符合樓板實際剛度的計算模型予以分析,可使用相對偏心距(及其夾角)參照單向(和雙向)偏心結構的界定方案,界定樓板局部不連續結構是否需要計入雙向水平地震作用下的扭轉效應。By solving the christoffel equation, the relationship between velocity and angles is obtained, and the ultrasonic inverse velocity curve is illustrated. the dixon equations of ao diffraction on the xoz and yoz planes in ln crystal have been applied to obtain the geometric relationships of acousto - optic interaction. therefore, the beam steering theory is proved to be a possible way to do the optimum design of ln anisotropic acousto - optic deflector. the detailed parameter data and the figures on the xoz and yoz planes with the angle of incidence of - 5 degree are shown up, which will contribute to the desigh of aod
對鈮酸鋰超聲跟蹤反常聲光偏轉器進行優化設計,經研究計算得到了分別在入射角取- 5o時xoz與yoz工作平面中正負一級衍射中分別使用快切變波與慢切變波的情況下,優化設計鈮酸鋰超聲跟蹤反常聲光偏轉器的設計參數,對聲光偏轉器生產設計有實際參考意義。The paper analyzed the struture of the tri - eccentric butterfly vavle at length, defined the tri - eccentric butterfly valve, educed the geometry function and its characteristic about the section of the butterfly disc. the results indicate : the parallel contour line across butterfly disc thickness is normal ellipse, thereby eslablished function relations between its geometry parameters ( long axis and short axis ) of three primary sections of the butterfly disc and the tri - eccentricity ; in order to avoid interference between the butterfly disc and the valve seat as well as the valve body, combining the torque, we obtained the feasible range about the rotation center of the tri - eccentric butterfly vavle
本文主要分析了三偏心蝶閥的結構,給出了三偏心的定義,推導出了蝶板截面的幾何方程及其性質,結果表明,沿蝶板厚度的平行截面輪廓線為標準的橢圓形,進而推導出了蝶板幾個主要截面的幾何參數(長軸、短軸)與三個偏心之間的函數關系;考慮到蝶板啟閉過程中避免與閥體及閥座發生干涉,結合蝶板的啟閉扭矩,確立了三偏心蝶閥回轉中心的適宜區域。This text introduces a rotation method for the absolute testing of three optic flats, which is based on the photoelectric detecting technique, laser interference technique and image manipulation technique, it can solve the deviation on n diameters of each optic flat and enhance the accuracy
本文介紹的基於光電探測技術、激光干涉技術、圖像處理技術的帶旋轉三面互檢法可以解出平面上n條直徑線上的點的面形偏差,可以提高測量準確度。An instrument used to measure the rotation of the plane of polarization of polarized light passing through an optical structure or sample
偏振計;旋光計用來測量經過光學結構或樣品的極化光的偏振平面旋轉的一種儀器In this phase to solve the problem that the really face have some inclination and size is not always same, this thesis adjust the stand template thought calculate candidate face areas angle and area size. it can promote the veracity of template matching. at same time it avoid use different size template to try multi - times, the algorithm have higher efficiency
本文使用平均模板匹配方法對候選人臉進行確認,並針對圖像中的人臉通常有一定角度旋轉和尺寸大小不確定的問題,通過計算候選人臉圖像塊的偏轉角度和面積,並以此調整模板,優化模板配準,提高模板匹配的準確性,同時避免使用多尺度模板進行多次匹配運算,提高演算法效率。分享友人