symmetry state 中文意思是什麼

symmetry state 解釋
對稱態
  • symmetry : n. 對稱；勻稱；調和；勻稱美。 bilateral symmetry 左右對稱。 radial symmetry 輻射對稱。
  • state : n 1 〈常作 S 〉國，國家；〈通例作 S 〉（美國、澳洲的）州；〈the States〉 美國。2 國務，政權，政府...
  1. Hi the aspect of symmetry analyzing to the hopfield model neural network with hebbian learning, we study on the dynamical behavior of the state space under the action of isometric transformation group g = z2 ? n, and prove the invariant property of the energy orientation ? / / " ) of the state space under the action of g. we find that the symmetry relationship of the network is sx - sw = sh when the active function of the neuron is odd, where sx is the symmetry of the patterns set x under hebbian learning rule, sh is the symmetry of the network and sw is the symmetry of the weight matrix w of the network

    ） s _ n為手段，研究了網路狀態空間在群g作用下各點的運動情況，證明了群g作用下的不變性。證明了當神經元的激活函數f為奇函數時， hebb法則下存儲樣本集x的對稱性s _ x 、網路對稱性s _ h以及連接矩陣對稱性s _ w三者之間滿足s _ x = s _ w = s _ h的關系；同時，我們還證明了：網路穩定態集vf同一s _ h軌道中的兩個穩定態的動力學行為（能量和吸引域大小）相同；兩個等距網路h和h 1 = g ? h ， （ ? ） g （
  2. 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。
  3. We try to find a realization { i, j } of yangian of this system by using the yangian symmetry we have found before, and try to construct the shift operators based on { i, j } for degenerate states, as a result, we able to shift one degenerate state to another

    利用已有的yangian對稱性，尋求其可行的yangian實現，進一步尋找由組成的不同量子簡並態之間的躍遷算符，實現了其不同量子簡並態之間的躍遷，得到了很好的結果。
  4. This paper suggests that the integral of the state equation is evaluated directly through the exponential matrix based on the pim, thus several series solutions are obtained. utilizing the symmetry of matrices and the idea of substructure, the computational precision and efficiency of the pim are improved

    本文深入研究精細積分及動力方程演算法，基於指數矩陣計算、 pade逼近理論，在時域上對非線性動力狀態方程直接積分求解，構建若干系統響應求解格式，並分析了演算法精度、效率；通過矩陣變換，利用矩陣對稱性、子結構等方法改進精細積分計算效率。
  5. The concept of symmetry plan of electron spin space was put forward in this paper. the problems on eigen state of electron spin and average value of spin angular momentum projection and also on the problem of phase factor of the spin - state were analyzed and discussed

    本文提出了電子自旋空間的對稱面概念，分析了電子自旋的本徵態以及電子自旋角動量分量的平均值的問題，並討論了自旋態的相因子問題。
  6. The strip theory can meet the demand of shipbuilding engineering. but the common method can only use on ships with lateral symmetry which is in the state of zero trim

    當今廣泛採用的切片法滿足了工程上所需要的精度要求，但一般都只能適用於正浮狀態具有橫向對稱性的船舶。
  7. The study of the statement and extant problems in china analyzes that although china possesses a unique and rich culture resources, the people has a low awareness of the protection of the culture resources ; the distribution of the culture resources lacks competition at the international level ; the irrational distribution of the culture resources restricts the development of the culture resources. based on the above - mentioned achievements, the paper states the categories of china ' s culture markets and its consumption groups. after illustrating the statement of the market capacity of china ' s culture industry by a model, the author points out that in spite of the fast development of china ' s culture markets, the course of its development, which moves along a horizon of low level balance between supply and demand, is in a state of non - symmetry and has structural conflictions

    根據以上研究成果，本論文得出了以下基本結論：我國的文化消費由於收入水平的不同，不同的消費群體之間有著很大的差別，且區域間的文化消費不平衡，出現了由東向西的「擠壓傳遞放應」 ；我國文化產業的市場空間沒目前雖然發展很快，而且有著巨大的發展空間，但是在其發展過程中是一種低水平總體上的供求平衡，處于非對稱狀態，存在著結構性矛盾；我國居民在文教娛樂服務消費擴大的同時，其內部結構並不完全合理，這其中的消費，絕大部分是教育消費，而教育支出的過于龐大，實際上已經制約了居民的其它文化消費。
  8. A study of the property of generalized nonlinear unequal - power nj - th power y - squeezing and nj - th power h - squeezing on a new type of multi - mode superposition state of the equal - intensity of symmetry superimposition state with distinguishable two quantum states light field. it was found that two quadrature phase - components of state always present cyclic - changed symmetry - complementary relation ; besides we can abtain that under the condition when nj = n, the result of document 26 and document 27 is only a special circumstance, but the result in this thesis is generalized appearance

    結果發現：態， v恩）的兩個正交相位分量的廣義非線性不等冪次n _ j次方y壓縮及n _ j次方h壓縮效應總是呈現出周期性的對稱互補關系：另外，文獻26及文獻27中的研究結果僅僅只是本文的一般性理論結果在壓縮次數n _ j = n （ j = 1 ， 2 ， 3 ， … ， … ， q ）這一條件下的特例。
  9. Second, we try to find another kind of realization of yangian so that we can study the symmetry of this system based on a different point of view. we find that there is yangian symmetry in dirac oscillator, as a result, we are able to shift one degenerate state to anther in the same energy level. then we construct the corresponding transfer matrix to determine the rtt integrability of dirac oscillator

    然後，本文尋找dirac諧振子的另外一種yangian實現形式，從另一個角度研究該體系的對稱性，從而表明dirac諧振子這里這種實現下具有yangian對稱性，這樣，我們可以實現在同一個能級的不同簡並態之間的躍遷，再構造出相應的整體轉移矩陣，確定dirac諧振子在rtt意義下的量子可積性的問題。
  10. The major content of this thesis is arranged as follows : qa study of the property of arbitrary high - power generdlized nonlinear equal - power n - th power y - squeezing and n - th power h - squeezing of multi - mode superposition state of the differ - intensity of nonsymmetry superimposition state with distinguishable two quantum states in the kind ( ii ). it was found that under certain conditions, two quadrature phase - components of state vj / [ ] b ) always present cyclic - changed symmetry - complementary relation ; and from this we can conclude that equal - intensity of symmetry superposition state with distinguishable two quantum states can present equal - power n - th power y - degenerate - squeezing and equal - power n - th power h - degenerate - squeezing appearance, and differ - intensity of nonsymmetry superposition state with distinguishable two quantum states can remove equal - power n - th power y - degenerate - squeezing and equal - power n - th power h - degenerate - squeezing appearance

    結果發現：態， v鏟）的兩個正交相位分量的廣義非線性等冪次n次方y壓縮及n次方h壓縮效應總是呈現出周期性的對稱互補關系；並且得出，強度相等的對稱兩態疊加是導致出現「等冪次n次方y壓縮簡並」及「等冪次n次方h壓縮簡並」的本質原因，而強度不等的非對稱兩態疊加則是消除「等冪次n次方y壓縮簡並」及「等冪次n次方h壓縮簡並」現象的有效途徑。
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