high symmetry 中文意思是什麼

high symmetry 解釋
高對稱
  • high : adj 1 高的〈指物,形容人的身高用 tall〉;高處的;高地的。2 高級的,高等的,高位的,重要的。3 高尚...
  • symmetry : n. 對稱;勻稱;調和;勻稱美。 bilateral symmetry 左右對稱。 radial symmetry 輻射對稱。
  1. But, in our province, the suppliers have many problems, such as the big bullwhack effect, the information symmetry of internal members, the bad delivery reliability, the low market responsiveness, the poor flexibility, the high cost of supplier chain and the low efficiency of property management in supplier chains and so on, these questions caused the supplier chain enterprises market in our province have low comprehensive competitive power and it was hard to competent with the international steep competition

    但是,我省現在的許多供應鏈存在著牛鞭效應大、內部成員信息不對稱、交貨的可靠性差、市場響應度低、柔性差、供應鏈的成本交易高和供應鏈的資產管理效率低等方面的問題,這些問題導致了我省供應鏈企業市場綜合競爭力低下,難以勝任國際化的激烈競爭。
  2. The balanced multiwavelet was studied. for low - pass matrix filter p ( ), the orthogonal matrix r was selected to ensure the constant signal as a characteristic signal of balanced low - pass matrix filter rtp ( ) r, the corresponding balanced high - pass matrix filter is q ( ) r or rtq ( ) ) r which maintain the orthogonality and symmetry or orthogonality only respectively. as an application, the optfr - multiwavelet constructed by jiang was balanced and applied to image denoising and fusion

    研究了多小波的平衡處理,對低通濾波器p ( )一般選擇平衡器為正交矩陣r ,使得常數信號成為平衡后的低通濾波器r ~ tp ( ) r的特徵信號,若要保持矩陣濾波器的正交性和對稱性,可選擇平衡后的高通濾波器為q ( ) r ;若只保持多小波的正交性,可選擇高通濾波器為r ~ tq ( ) r 。
  3. Criminisi and i confirmed the high symmetry of such metalwork by applying our perspective analysis to a true projection ? a modern photograph ? of a direct casting of a 15th - century four - arm lichtkroon

    我與克里米尼西用透視法,分析一盞15世紀四臂吊燈投射在相片上的投影,確認了它的高度對稱性。
  4. It is shown that with increasing doped value x, structures of the crystals change its low symmetry into high symmetry and doping with praseodymium can induce larger crystal structure distortion than other elements

    發現塊材樣品隨摻雜量x增加,晶體結構由低對稱向高對稱性轉變。通過摻雜pr元素可以引起晶格較大畸變。
  5. Nickel and its metal complexes not only have great importance to study of chemical science, but also have comprehensive applications to the field of technique. meanwhile, the extensive interest of spectroscopists and academic chemists has been arosed by high symmetry and particular electronic structure of nickel one - nuclear complexes

    鎳及其金屬配合物不僅對于化學科學研究具有重要意義,而且在技術領域也有著廣泛的應用,鎳單核類配合物所具有的高對稱性和獨特的電子結構也引起了光譜學家和理論化學家的廣泛興趣。
  6. In each case, we present the surface band structure together with the projected bulk band of both ideal and reconstruction surface respectively, the number of the surface states is determined, and the localized surface features and orbital properties of this surface states along the high symmetry lines in the 2d sbz are discussed

    根據電子數目規則,我們斷定處在一o . lev ~ 0 . lev的表面態為全部填滿的陰離子懸掛鍵態或者為原子再構后引起的as一asdimer鍵態,而處在1 . 4ev一1 . 6ev的表面態為陽離子空的懸掛鍵態。
  7. In this paper, the high - temperature low - cycle fatigue life and fatigue crack propagation life tests are carried on the cylindrical axial symmetry specimens having precrack or non - precrack with different types of notches of 16mnr steel in common use in the petrochemical industry contacting coke drum equipment, the stress / strain and the range of stress / strain of dangerous points are received through stress analysis of the specimens using finite element program under multi - axial stress state. at last, the equations of evaluating the high - temperature low - cycle fatigue life and the fatigue crack propagation life are found through using the least - square regression method

    本文採用無預裂紋和帶預裂紋環狀缺口圓柱形試樣,進行了石化焦炭塔設備常用材料16mnr多維應力狀態下不同缺口形式的高溫低周疲勞總壽命試驗及裂紋擴展壽命試驗,並利用有限元程序對試樣缺口周圍及裂紋尖端附近進行了軸對稱多維應力狀態下的應力、應變場分析,來評價材料不同條件下的高溫低周疲勞總壽命和裂紋擴展壽命,最後利用最小二乘回歸方法,得到了該材料高溫低周疲勞總壽命和裂紋擴展壽命評價方程。
  8. The numerical calculation simulation shows that the fgb will change its shape upon propagation. ( 5 ) using the quasi - discrete hankel transform ( qdht ), the fast calculation code simulating the propagation of cylindrical symmetry laser beams passing through high power laser amplifier system is built up for the first time. the code is applied to

    ( 3 )明準訴散漢克爾變換編制寧旋轉對稱光束在高功率激光放大系統中傳輸的快冰汁彝摸擬程序,利用該程序對超高斯光束在多麟光放大系統中的傳輸和神光紅栩櫥化光傳。
  9. The analysis of the large - scale synoptic situation shows that strong precipitation is closely related to the explosion of monsoon and the intensification of cross - equatorial flow which bring a lot of vapor and meet with cold masses at the eastern of northwest district on 8th, june causing extremely heavy rainfall ; that subtropical high - level jet at 200hpa, subtropical high at 500hpa and low - level jet at 850hpa are the weather backgrounds favorable to strong precipitation ; that the pattern of eastern highs and western lows and the establishment of a low - level jet and the coupling between upper - and low - level patterns that determine that the rain occurred in the east of the northwest china ( on average, this is the rainy season for the south of china, but not for the northwest china ) ; that water vapor comes from southerly and easterly flow which converge at the eastern of northwest district with convergence mainly in lower levels and pbl ; that the high value of the whole - level apparent heat source < q1 > is near the area of large rainfall in the direction of northeasterly - southwesterly agreeable to shear line very well and the condensation latent heat releasing is main heat source with vertical advection item playing key role in q1 and q2 ; that there is a vertical secondary circulation crossing low - lever jet whose ascending branch is at the area of large rainfall ; that the construction of convection instability and conditional symmetry instability results that there is not only deep thermal instability, but also moisture influx and triggering mechanism of thermal instability causing strong torrential rain

    作為對比,本文還對2002年6月24 - 25日發生在北京地區的強地形雨進行了分析,並討論陜南、北京地區兩地暴雨的異同點以及地形作用的共性和個性,為兩地暴雨預報提供有益的參考,得出了一些很有意義的結果: 1大尺度環流背景分析表明: ( 1 ) 「 02 . 6 」強降水與6月上旬越赤道氣流和季風爆發密切相關,攜帶大量水汽的偏南氣流與冷空氣於6月8日交匯在西北地區東部,導致了這次強降水的發生; ( 2 ) 200hpa的副熱帶西風急流、 500hpa副高以及850hpa的低空急流的配置非常有利於本文分析之陜西強降水的發展與維持。大尺度形勢分析表明,東高西低形勢場、低空急流的建立和高低空形勢的配置決定了這場降雨出現在西北地區東部。與暴雨區相聯系,存在一支橫越低空急流的經向垂直環流,暴雨區處于該垂直環流的上升支; ( 3 )偏南和偏東氣流水汽通道在西北地區東部交匯,水汽的輻合積聚主要在對流層低層和行星邊界層內完成; ( 4 )整層的視熱源< q _ 1 >高值區在暴雨區附近呈東北-西南向分佈,與切變線走向非常一致,降水產生的凝結潛熱釋放是強降水區大氣的主要熱源。
  10. The conclusion is that inductive electromotive force, gotten from sensor with the distribution regularities of weighting function, is proportional to the average flow velocity in pipe and is not relevant to the distribution of flow velocity when flow velocity is non - central symmetry with the central axis. so electromagnetic flowmeter could solve the question of high accuracy in principles

    得出按權重函數分佈規律的傳感器,在流速非中心軸對稱分佈時,感應電勢僅與平均流速呈正比,而與流速分佈無關的結論,從而從原理上解決電磁流量計了高精度測量的問題。
  11. The result of the calculation for tip clearance is reasonable when it is compared with theory. two ways are put forward for convention of dimension of the turbine components from high temperature to low one, which is related with tip clearance, a simple example is used to illuminate that the two ways are useful, using the method of design optimization, axiisk and a blade of a certain turhine is analysed, it showes that the method of design optimization is feasible to be used for convertion of dimension of the turbine components. finally, ansys software is used to analyzed the variation of tip clearance with the method of cyclic symmetry analysis when engine works under the conditions of temperature and rotational speed, am using a new method to deal with thermal contact resistance in the calculation

    本文完善了計算渦輪葉尖間隙的簡化演算法程序,增加了程序的計算功能,並將其應用於某高壓渦輪進行葉尖間隙分析,所得結果與理論結果進行了對比,得出修改後的程序用於葉尖間隙計算是合理的;同時提出了與葉尖間隙相關的渦輪典型部件的冷、熱態的尺寸兩種換算方法,使用優化設計的方法進行了實例分析,說明了所提出的計算方法是可行的;最後應用ansys有限元軟體利用循環對稱的方法分析了某型發動機高壓渦輪在溫度場及離心力作用下的葉尖間隙在發動機工作過程中變化情況,並分析了計算中的接觸熱阻的處理問題。
  12. The results from the calculation and simulation indicate that this thyristor trigger has had a wide triggering angle, high controlling precision and better symmetry output pulses, whereby obviously improving the dynamic performances of the digital - type trigger and overcoming some defects in traditional triggering electric circuit in such a way as to satisfy the requirements by the diqital controlling equipment with high power and reliability

    計算和模擬結果表明,該觸發器的觸發角范圍大、控制精度高、輸出脈沖對稱度好,明顯地提高了數字式觸發器的動態性能,並克服了傳統觸發電路的一些缺陷,可滿足大功率和高可靠性數字控制設備的要求。
  13. The temperature and stress field of wagon wheel under the condition of long ramp way cycle braking in daqin line have been simulated by using fem and axial symmetry model results indicate that high stress area appears on the wheel web, and the strength of wheel meets the requirement of routine operation under current braking condition

    摘要採用軸對稱模型和有限元方法,模擬了大秦線長大坡道循環制動條件下貨車車輪溫度和應力場,結果表明車輪高應力區出現在輻板上,現行制動條件下車輪強度滿足使用要求。
  14. The isospin effect and k production in intermediate and high energy heavy ion collisions ( hics ) are hot topics in the nuclear physics. based on the isospin - dependent quantum molecular dyanmics ( iqmd ) model and self - consistent relativistic boltzmann - uehling - uhlenbeck ( rbuu ) model, we have studied them and obtained some interesting results. as for the study of isospin in intermediate energy hics, we ' ve investigated how both stength ( q ) and density dependence of symmetry potential ( sp ) affect many measurable observables, such as the yield, phase - space, and isospin distributions of fragments, as well as the correlations between intermediate - mass - fragment ( imf ) multiplicity n and charged - particle multiplicity n, light - charged - particle ( lcp ) multiplicity n, and neutron multiplicity n,

    在中能重離子碰撞的同位旋研究方面,分別研究了對稱勢的強度( c _ s )和其密度依賴形式對中能重離子核反應各類碎片產物產額、相空間、及其同位旋的分佈,中等質量碎片多重數( n _ ( imf ) )與帶電粒子多重數( n _ c ) 、輕帶電粒子多重數( n _ k ) 、中子多重數( n _ n )的關聯等多種實驗觀測量的影響,以獲取對稱勢中該兩方面的信息,尤其著重於研究如何分別獲取有關該兩方面的信息的途徑。
  15. Decreasing cell thickness will increase the influence of surface interaction to mid - cell phase transition, and increase the temperature, anchoring field strengths region for biaxial phase. at very high value of hc, phase symmetry in mid - cell lags behind that in surface. keywords : liquid crystal, phase transition, surface energy

    對有限厚度液晶盒,減少盒厚可增加表面相互作用對系統的影響,使雙軸相所在溫度區域增加,表面與盒中心液晶的對稱性並非總是同步,當| h _ b |較大時,盒中心液晶雙軸相的對稱性明顯滯後於表面。
  16. A gravitational field of spherical symmetry for charged celestial body in high dimension space - time

    高維荷電星體內的球對稱引力場
  17. Main contributions of this thesis are as follows : firstly, describe the theory of the hamilton array codes and its general construction. secondly, we construct and program the fast algorithm of hamilton array codes for high dimension and big hamming distance. thirdly, we discussion the design principle of the symmetry ciphers

    內容包括:首先論述了hamilton陣列編碼的理論和常規構造方法;然後,構造和實現了快速高維大碼距hamilton的陣列編碼構造演算法;接著,探討了對稱密碼(包括分組密碼和序列密碼)的設計原理,最後,結合lfsr和hamilton陣列產生通用密鑰編排演算法。
  18. In inertial confinement fusion, a variety of fluid instabilities can destroy the symmetry and integrity of the capsule, and even fail the ignition. the understanding of the growth of perturbations is of extreme important for achieving the ignition and high gain

    在慣性約束聚變內爆過程中存在各種流體不穩定性,它們能夠破壞靶丸的對稱性和完整性,使得點火失敗,因此深入地理解收縮內爆過程中流體不穩定性的發展規律,對于實現點火與高增益聚變是至關重要的。
  19. A simplify high pressure turbine ( hpt ) tip clearance model is analyzed with the cyclic symmetry method. research on the flow, heat and structure integration analyses is achieved in this paper. flow / heat analysis is done by fluent software, and heat / structure analysis is done by ansys software

    針對渦輪部件的結構特點,進行了適當的簡化,利用參數化設計思想建立了渦輪葉尖間隙計算模型,用循環對稱的方法分析了某型發動機高壓渦輪葉尖間隙在工作過程中變化的情況。
  20. In the actuation, the feeling measure and the balance compensation, the gyroscope used the electric capacity with the high sensitivity, the low energy consumption, and combined with the high quality factor characteristic of the resonance main body, which enable its system to have the quite outstanding performance : the vibration gyroscopes were generally used to measure the rotation rate, but because of axial symmetry factor, the axial symmetry vibrating - shell gyroscope can be used to measure not only the rotation rate but also the rotation angle, moreover do not bring the accumulation error as a result of the integral

    該陀螺在驅動、感測與平衡補償上採用具有高靈敏度、低能量消耗的電容,並結合諧振體高品質的特性,有相當優異的表現:振動式陀螺儀一般都是用來感測轉速,而軸對稱殼式陀螺儀由於軸對稱的因素,不僅可以用來感測轉速,而且可以感測物體的轉角,並且避免了由於積分而帶來的積累誤差。
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