fundamental equation 中文意思是什麼

fundamental equation 解釋
基本方程式
  • fundamental : adj 1 基礎的,基本的,根本的,重要的;原始的,主要的。2 【物理學】基頻的,基諧波的;【音樂】基音...
  • equation : n. 1. 平衡,均衡;平均,相等。2. 【數學】方程式,等式。3. 【天文學】(時)差;均分,等分。4. 【化學】反應式。
  1. The calculation method using in factory has larger error and is n ' t used in high ignition point oil transformer. in this paper a calculation method, which has been verified by experiment results, is presented based on the fundamental theories and rule equation of heat transfer to calculate the temperature rise of average oil, top oil, coil, core and hot - point. a program has been compiled

    本課題立足於工程實際應用,根據傳熱學基本原理和經典試驗換熱準則式,通過對變壓器發熱冷卻原理進行分析和研究,提出了一套計算變壓器平均油溫升、頂油溫升、繞組溫升、鐵芯溫升和最熱點溫升的計算方法並編制了計算軟體,對影響變壓器溫升的因素進行了分析。
  2. In this master dissertation, under the fundamental frame of general relativity, we study the tachyon inflation, d - stars in the spacetime with a nonzero cosmological constant and it ' s observable effects by using some modern mathematical methods such as differential equation and qualitative analysis

    本文以廣義相對論作為基本理論框架,使用微分方程及其定性理論,研究了宇宙演化和結構中的兩個問題,其中包括了快子暴漲,非零宇宙常數時空中的d星以及它的種種可觀測效應。
  3. In the thesis, the fundamental formula of ffd method derives from the square root that is approximated by a continued fraction expansion in the one - way wave equation. optimizations of the parameters of the finite - difference operator improve the validity of the method

    本論文用連分式近似單程波波動方程中的平方根導出ffd演算法的基本公式,並對ffd演算法中的有限差分運算元進行了系數優化,進一步提高了計算的有效性。
  4. We reduce the cauchy problem of equations ( 8 ), ( 9 ) to an equivalent integral equations by the fundamental solution of a second order partial differential equation. then using the contraction mapping principle and the extension theorem of the solution we prove the existence and uniqueness of the global generalized solutions and the existence and uniqness of the global classical solution

    先是通過一個二階偏微分方程的基本解,把imbq型方程組歸) , p )的初值問題轉化為等價的積分方程組,然後利用壓縮映射原理、解的延拓定理等證明了歸) ,問的初值問題的整體廣義解和整體古典解的存在唯一性
  5. This paper gives a comprehensive presentation about the fundamental of the flow - measuring method by flume, the design of khafagi flume and the buoy - level mechanism, the signal conversion by the angle measuring sensor and the deduce of the flow equation. it also introduces the hardware design, the development and emulation on software of the intelligent measuring meter in detail. the error of flow measurement is analyzed and calculated in the end either

    本文對槽式流量測量的基本原理、卡發基槽和浮桿測量機構的設計、角度傳感器的信號轉換以及流量計算公式的推導做了全面的闡述;詳細介紹了智能儀表應用系統的硬體電路設計和應用軟體的開發及模擬調試;最後對測量系統的各項誤差進行了分析和計算。
  6. This paper gives the fundamental equation of electric circuit of switched reluctance generator ( srg ). the phase flux linkage, indutance and phase current of srg are discussed based on unsaturated magnetic circuit

    給出了開關磁阻無刷發電機的相電路基本方程,分析了基於不飽和磁路條件的相磁鏈、相電感和相電流。
  7. Theory research based on overrelaxation : according to electromagnetic theory fundamental equation, boundary condition is analyzed, iterative formula is deduced, overrelaxation factor is selected and calculation program is composed. through calculation on varied parameter, a group of suitable parameter is found out. in the third chapter : the conclusion of theory research is verified through experiment

    理論研究使用超鬆弛迭代法:根據麥克斯韋電磁理論基本方程,建立了磁場浙江大學博士學位論文:行程傳感液壓缸基礎技術的研究分析數學模型,分析了邊界條件,推導了迭代公式,確定了鬆弛因子,編制了運算程序,通過對不同參數的試算,找到了一組有規律參數之間的關系。
  8. Based on the fundamental solution of two perfectly bonded elastic halfspaces, and using the boundary integral equation method and the finite - part integral concepts, the problem is reduced to a hypersingular integral equation in which the unknown function is the crack opening displacement discontinuity

    首先根據雙材料空間的彈性力學基本解,使用邊界積分方程方法,在有限部積分的意義下導出了以裂紋面位移間斷為未知函數的超奇異積分方程。
  9. The fundamental properties of cr4 + : yag is researched, and rate equation is given when the gauss ' s distribution is considered

    當注入泵浦功率為8w時,得到2 . 85w的激光輸出。
  10. This paper deals with the fundamental principle of the laplace transformation and discusses its applications in solving problems of differential equation with coefficients, solving integral eqution and calculating generalized integral

    摘要闡述了拉普拉斯變換的基本原理,討論了它在解常微分方程(組)初值問題、解積分方程以及廣義積分計算這3個方面的應用。
  11. Abstract : based on two order approximation of the variation of refraction index produced by self - action while optical pulses are traveling in kerr - medium, the propagation equation has been solved. furthermore, the strict analytical expressions of the amplitude, width and chirp parameter of chirped gaussian pulse, relative to the propagation distance, are deduced. the solitary wave traveling conditions of fundamental mode gaussian pulse have been discussed

    文摘:將光脈沖在克爾介質中自作用產生的折射率變化作二階近似,求解所得到的傳播方程,得到啁啾高斯脈沖幅度,脈沖寬度和周啾參數隨傳播距離變化的嚴格解析解,討論了基模高斯脈沖孤波傳播的條件。
  12. The boundary integral equation for elasticity is derived through the general green ’ s formula and the corresponding fundamental solution. the paper represents the contact conditions, which are essential for the coupling of the boundary integral equations of the two different elastic contact bodies, in a local coordinate system properly chosen

    利用廣義格林公式和基本解得出彈性問題的邊界積分方程,採用循環迭代的方法,通過尋求與接觸條件相協調的接觸邊界位移及面力增量來確定接觸區域的大小。
  13. To obtain the parameters of measuring magnetic circuit structure, theory research is done. theory research based on overrelaxation : according to electromagnetic theory fundamental equation, boundary condition is analyzed, iterative formula is deduced, overrelaxation factor is selected and calculation program is composed

    並根據麥克斯韋電磁場基本理論建立了磁路結構模型,使用超鬆弛迭代法對測量磁路結構的磁場進行了理論分析,得到了適于用在行程傳感液壓缸行程測量的磁路參數之間的關系。
  14. In this paper, using the fundamental theorems about the existence of the characteristic value of the symmetric integral equation, we prove another two important theorems

    摘要本文利用對稱式方程特徵值存在基本定理證明了關于對稱式積分方程特徵值存在性的兩個重要結論。
  15. Some numerical technicalities, such as choice of fundamental solution to governing equation of flow problem, treatment process to corner point problems, automatic meshing, treatment process for fractures partly beyond the flow domain boundaries, were also discussed. thirdly, a hybrid bem - channel model was presented, and the numerical procedure for which was described

    進行了裂隙巖體的多孔介質水力等效性分析,研究了裂隙巖體的滲透系數的張量形式,闡述了裂隙巖體等效水力性質的計算方法,包括rev大小的估計和等效滲透系數張量的計算。
  16. The following contents are included : ( 1 ) based on the fundamental seepage theory, the basic differential equation of saturated - unsaturated seepage in porous mediums has been deduced, in which the pressure head is the fundamental unknown quantity. furthermore, the equation for rcc dam is deduced too

    主要內容包括: ( 1 )從滲流基本理論出發,以壓力水頭為基本未知量推導多孔介質三維飽和非飽和滲流微分方程,並根據碾壓混凝土壩的特點得出適合其自身的滲流控制方程:進而對碾壓混凝土的滲流基本理論、滲流特性開展深入的研究工作。
  17. The assumption that the channel is known is questionable in a rapidly changing mobile environment, or when multiple transmitter antennas are employed. unitary space - time codes and differential unitary space - time codes do n ' t need any channel information. we discuss the unitary space - time codes briefly and study the details of the dustc, including the fundamental differential transmission and receiver equation, and parameters searching algorithm. the parameters searching and simulations results is proposed

    酉空時編碼及酉差分空時編碼( dustc )都不需要通道信息,著重研究了酉差分空時編碼技術,簡要說明了酉空時編碼的信號形式及星座設計方法;分析了dustc的發送和接收公式,分析了dustc的嚴格pep和sep的聯合界,給出了當snr值在不同的范圍時, dustc星座參數的選取準則,並進行了rayleigh衰落通道的模擬。
  18. Fundamental equation of thermodynamics

    熱力學基本方程
  19. Conjugate fundamental equation

    共軛基本方程
  20. This paper derives the fundamental equation of differential callus of the load transmission in the system of pile and soil when a single pile is vertically loaded ; moreover it answers some typical cases of destruction. some theories of the bearing capacity of a single pile under vertical loading and some ways of making certain of it are generalized and summarized. concerning a practical engineering, they are specif ically utilized

    本文系統闡述了樁基礎的類型及特點,在前人研究的基礎上導出了單樁在豎向荷載作用下樁土體系荷載傳遞的基本微分方程,通過分析影響荷載傳遞的因素入手,對單樁的幾種典型破壞模式進行了分析總結,並以由於地基土強度破壞而導致的樁基破壞模式為重點,推導其荷載傳遞曲線,進而用高等數學結合土力學方法推求樁土之間用深度和位移表達的荷載傳遞的微分方程。
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