角變量 的英文怎麼說

中文拼音 [jiǎobiànliáng]
角變量 英文
angle variable
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. 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為自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化曲線並給出了器件的設計參數。
  2. Secondly, the paper introduces the balanceable condition of airfoil steady fw. its middle part adopts geodesic fw and fw angle is a0. its both ends adopt nongeodesic fw and fw angle is variable

    然後,本文介紹了機翼實現穩定fw的平衡條件,機翼中間段採用測地線fw ,纏繞為定值_ n ;機翼兩端用非測地線fw ,纏繞為一
  3. Firstly, second harmonic component ratio and dead angles of two phase inrush ' s dispersion in three - phase transformes are acted as input variable. secondly, the method applies improved algorithm based on the original algorithm of multi - layer forward back propagation network, that is to say, adding last variational effect of weight value and bias value to this time and making use of variable learning rate. at the same time, this method also adopts dynamic form in the number of hidden floor node

    首先,文中將三相壓器兩相涌流差流的二次諧波含比和間斷作為網路的輸入;其次,利用對原有bp網路訓練演算法基礎上的改進型演算法(即在計算本次權值和閾值的化時增加上一次權值和閾值化的影響以及採用學習率,與此同時隱含層神經元個數採用動態形式) ,通過樣本訓練使網路結構模型達到最優。
  4. It is generally impossible to obtain the analytic optimal guidance law for complex nonlinear guidance systems of homing missiles, and the open loop optimal guidance law is often obtained by numerical methods, which can not be used directly in practice. the neural networks are trained off - line using the optimal trajectory of the missile produced by the numerical open loop optimal guidance law, and then, the converged neural networks are used on - line as the feedback optimal guidance law in real - time. the research shows that different selections of the neural networks inputs, such as the system state variables or the rate of los ( line of sight ), may have great effect on the performances of the guidance systems for homing missiles. the robustness for several guidance laws is investigated by simulations, and the modular neural networks architectures are used to increase the approximating and generalizing abilities in the large state space. some useful conclusions are obtained by simulation results

    對于復雜的非線性導彈制導系統,很難求得其解析的最優制導律,只能求得開環的數字解,不能適用於具有時不確定性的導彈制導系統.利用神經網路的學習和推廣能力,對開環的數字最優制導律進行離線的學習,作為閉環的神經最優制導律在線應用.研究分別選擇系統狀態和視線速率等不同的神經網路輸入對制導系統性能的影響,以及各種制導律的魯棒性問題,並採用模塊化神經網路結構提高神經網路的學習和推廣能力,模擬結果得到一些有益的結論
  5. Since the varies of gun attitude angle and the vertical vector of the homograph plane are one - to - one, all the elements of modulation gun can be transformed into the calculation of the vertical vector angle, which avoids the calculation accuracy loss of the traditional approach under the condition of the tiny attitude angle disturbance

    由於火炮姿態化與相應平面的法向是一一對應的,從而可將調炮諸元轉化為法向來計算,這樣可避免傳統方案在微小姿態擾動情形下導致的計算精度可能的損失。
  6. The profit signal and noise vectors are orthogonal to each other, so the variation vector is the hypotenuse in a right triangle

    有效信號適和噪聲信號適相互正交,所以是直形的斜邊。
  7. Method of separation of variables and boundaryvalue problem of the isosceles - right triangular waveguide

    分離法與等腰直形波導的邊值問題
  8. The modulating signals of firing delay angle at the rectifier and firing lead angle at the inverter, and the excitation voltage are chosen to be control variables. the offset of the current of dc line and the extinction angle and the power angle of generator are chosen to be control outputs. then a nonlinear controller is designed for the system under study according to direct feedback linearization theory

    以整流側觸發延遲的調節信號、逆側觸發超前的調節信號以及發電機勵磁電壓作為控制,以直流線路電流、逆側關斷以及發電機功的偏移作為目標輸出,用直接反饋線性化方法設計了系統的非線性控制器。
  9. The use of the free undamped normal modes is seen to ensure that the linear and angular momenta of the distortional motion vanish.

    看來採用自由無阻尼正規模態可保證形運動的線動為零。
  10. The basic background and other seven factors were scaled and compared with the result of role - identity salience. the out - coming shows the significant correlating between salience and five factors while the other two fail

    調查結果顯示,色認同顯著性程度與上述大部分因素都呈相關,但在群體內異質性和將來行為意願這兩個中未檢驗到顯著的相關性。
  11. A mark used as a superscript to indicate the first derivative of a variable

    撇號置於右上的符號,用以標明的第一個導數
  12. Recent researches extend the single axis approach to recover unknown rotation angles from uncalibrated image sequence based on a projective geometry approach. but these methods limited by the expense of computing fundamental matrices and trifocal tensors or of the nonlinear optimization involved in computing epipolar tangencies

    因此,探索一種有效而簡單的演算法,求解單軸旋轉運動中的不和旋轉度,是當前計算機視覺技術中的一個熱點研究課題,也是本文的研究目的和出發點。
  13. This contrasts with the computation of fundamental matrices and trifocal tensors, which use only a subsequence of 2 and 3 views respectively. secondly, in our methods, the essential geometry of the image single axis geometry may be specified by six parameters and this may be estimated from one conic and one fundamental matrix ( a total of 12 parameters ) or may be minimally estimated from two conies ( a total of 10 parameters ). previous methods have involved estimating more than this minimum number of parameters

    從本質上講,本文提出的演算法是一個多視幾何演算法,它充分利用了所獲得的圖象序列,將單軸旋轉運動的幾何信息很好地融入於二次曲線當中,從而創新地提出了利用二次曲線對單軸旋轉運動的不進行分析的方法,並首次求解出了單軸旋轉運動中的全部不
  14. Optimal design with three variables is then done to the elbow - bar mechanism of the mp1040b moulding machine by utilizing the method of punishing function for constraint problems and variational scale for unconstraint problems. the optimal target function is the maxium of gradient in one work travel for the moulding plank of the elbow - bar mechanism. the result shows that the maximal gradient of moulding plank in one motion period declines by 25. 7 after optimization, and the angular acceleration of the bottom moulding plank decreases greatly

    動力學分析中,各構件的質和轉動慣是通過pro / engineer軟體,先建立各個構件幾何模型而求得;然後,利用解決約束問題的罰函數法和處理無約束問題的尺度法對mp1040b型模切機肘桿機構進行三個設計的優化設計,優化目標函數為肘桿機構的下模切板在一個工作行程中達到的最大傾斜程度;通過優化設計,模切機肘桿機構的下模切板在一個工作行程中的最大傾斜程度降低了25 . 7 ,其加速度明顯減小,提高了模切機動力學性能。
  15. The basis of dynamics and simulation includes the iterative flyout angle algorithm to the solutions to lambert problem and battin ' s universal conic section state extrapolate method. then spacecraft ' s orbit roots, maneuver impulse and maneuver time are discussed as the following four part : first of all, the chaser ' s one orbit roots is selected as a variable to simulate its influence to the large scale orbital maneuver. the research reveals fact that the orbit roots both of chaser and target should be close to each other to achieve better maneuver and rendezvous " ability, moreover, the best orbit maneuver and rendezvous occurs when both chaser and target ' s initial phase angle are equal

    為了研究了交會機動中追蹤器和目標器的軌道根數、機動時限和機動能耗等因素對交會機動的影響,模擬和分析分為以下四個部分:首先,研究了追蹤器軌道單個參數為情況下兩航天器大范圍交會機動問題,研究表明,追蹤器的化參與目標器相應的參在接近的情況下可以獲得良好的交會機動特性,而對于兩航天器軌道共面的情況下,初始相位相等時則獲得最佳的機動效果。
  16. Along with the progress of drilling technology, many new types of bha such as steering motor assembly, dropping assembly with eccentric bend sub, dropping assembly with flexible connection are developed based on common building, dropping and holding assemblies. for using these bha, a new mathematical model is put forward for 3d static analysis of these types of bha under small deflection. and its weighted residual solution is given. the mathematical model includes ( 1 ) differential equations ; ( 2 ) boundary conditions at drill bit, stabilizer, bend angle, diameter change, tangential point and borehole wall ; ( 3 ) lateral forces and deflection angles of bit. the software based upon this method runs well

    為了更好地應用各種新鉆具,建立了適用於對普通下部鉆具、導向鉆具、帶偏心彎接頭和柔性接頭的下部鉆具進行三維小撓度靜力學分析的數學模型,包括( 1 )微分方程; ( 2 )鉆頭、穩定器、彎截面、切點和井壁的邊界條件; ( 3 )鉆頭的側向力和鉆頭轉.給出了該模型的加權余解.用該方法編寫的軟體應用效果良好
  17. The auxiliary modulating signals of the current controller at the rectifier and the extinction angle controller at the inverter, and the reference voltage of exciter are chosen to be control variables. then the all - state feedback linear optimal controller is designed

    以直流系統整流側電流控制器的輔助調節信號、逆側關斷控制器的輔助調節信號以及勵磁系統參考電壓作為控制,設計了系統的全狀態反饋線性最優控制器。
  18. We calculate a model with angular momentum loss caused by gravitational radiation, and find that the binary undergo cyclic evolution as well. however, the period of the cycle becomes shorter, and the ratio of the time spent in the semi - detached phase to the time spent in the contact phase in a cycle becomes smaller

    我們計算了由引力波輻射引起雙星系統的損失的演化模型,發現雙星系統還是經歷循環演化,不過循環的周期短,且雙星系統的每一個循環處在半接狀態的時間與處在相接狀態的時間之比小。
  19. Improper angle variable

    異常角變量
  20. Turning variables iterative method for kinematic analysis of complex planar link ages

    復雜平面機構運動分析的角變量逼近法
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