derived constant 中文意思是什麼

derived constant 解釋
導出常數
  • derived : 導生的
  • constant : adj 1 恆定不變的，固定的，穩定的，恆久的；繼續不斷的。2 不屈不撓的，堅韌的。3 忠實的，有節操的。n...
  1. The derived dry bulk modulus must be positive and greater than 2 / 3 of shear modulus to insure a positive lame constant and poisson ' s ratio

    提取的乾燥體變模量必須為正，並且大於剪切模量的2 / 3 ，以保證拉梅常數和泊松比為正。
  2. Dcn test method for the determination of ignition delay and derived cetane number of diesel fuel oils by combustion in a constant volume chamber

    用等容室燃燒法測定柴油燃料油的滯燃期和導出十六烷值
  3. Standard test method for determination of ignition delay and derived cetane number of diesel fuel oils by combustion in a constant volume chamber

    通過在定容室內燃燒測定柴油燃料油的滯燃期和導出十六烷值的標準試驗方法
  4. Fanned by a constant updraught of ventilation between the kitchen and the chimneyflue, ignition was communicated from the faggots of precombustible fuel to polyhedral masses of bituminous coal, containing in compressed mineral form the foliated fossilised decidua of primeval forests which had in turn derived their vegetative existence from the sun, primal source of heat radiant, transmitted through omnipresent luminiferous diathermanous ether

    自廚房至煙囪的孔道，不斷地向上通風，灼熱的火被它煽得從成束的易燃柴禾延燒到多面體煙煤堆上。這種煤炭含有原始森林的落葉堆積后凝縮而成的礦物狀化石森林之發育生長靠的是熱輻射性源-太陽，而熱又是由那普遍存在傳光並透熱的能媒33傳導的。
  5. According to the theory of light transmission, we derived the expression of rotation angle as a function of the dielectric constant conductivity of er fluid, and ( the angle between the electric vector of linearly polarized light and electric field ) from maxwell ' s equations and fresnel reflection, on the condition of several appropriate approximations and assumptions

    進而導出了非均相結構電流變液在外電場與光場交互作用下旋光角與（入射線偏振光振動方向與外加電場方向間夾角）及參數（為外加電場e 、分散顆粒介電常數、體積分數、絕緣油介電常數、位置矢量（ ? ）等量的函數）的西北工業大學應用物理系碩士學位論文摘要理論表達式。
  6. The main purpose of this paper is to study crack growth rate of a class of nonlinear viscoelastic materials under the condition of constant load and small - strain. in this paper : the new test program is raised by referencing the existing test programs and by our trial and error ; in the new test program, facilities involved in the nonlinear viscoelastic crack tests are relatively few, the test process is relatively simple and the data obtained from the experiments are credible. on this basic, the calculation of j integral of nonlinear viscoelastic double cantilever beams specimens and the parameter of fracture work of corresponding nonlinear viscoelasticity are derived

    具體成果包括： 1 、證實了雙懸臂梁試件用於非線性粘彈性裂紋擴展實驗研究的優點：雙懸臂梁試件在實驗中能觀測到的擴展過程持續時間比較長，在計算j積分時，計算方法簡單； 2 、得到了改性聚丙烯材料用於非線性粘彈性裂紋擴展實驗的兩種有效的試件構形和相應的試件尺寸；採用不斷改善夾具的方法使得加載穩定； 3 、經過連續四個多月的時間得到了一組有用的實驗數據； 4 、得到了裂紋長度與時間的關系、裂紋擴展速度與時間的關系、裂紋擴展速度與裂紋長度的關系。
  7. A formula to solve the initial value problem of homogeneous linear differential equations with constant coefficients is given and a formula to solve the homogeneous linear difference equations with constant coefficients under certain conditions is derived

    摘要給出了常系數齊次線性微分方程組初值問題的一個求解公式，並由此推出常系數齊次線性差分方程組在給定的初始條件下的一個求解公式。
  8. Her present mental state is derived from accumulated tension that is generated by he constant quarrels with her husband and the other family members

    她經常與丈夫和其他家庭成員吵架，由此而引發了日積月累的緊張，這就是她目前心理狀態的根源。
  9. ( 3 ) the point estimations of parameters under the constant stress and step - stress accelerated life testing are derived in this part, respectively

    （ 3 ）恆定應力、步進應力加速壽命試驗下參數的點估計。
  10. Based on the solutions for both constant and variable bandwidth storages, their relationship is derived

    在基於等帶寬存儲的求解法與基於變帶寬存儲的求解法的基礎上推導出它們的關系。
  11. One is constant impedance modeling, the other is complicated load modeling. based on the time domain simulation, the sensitivity of stability margin with respect to node active and reactive power for the system with complicated load modeling is derived

    結合時域模擬，本文提出了具有綜合負荷模擬的暫態過程中發電機加速面積、減速面積、減速功率（穩定裕度）對網路節點有功、無功及變壓器變比的靈敏度分析方法。
  12. The method can be used widely in high precision frequency, time and phase measurement. combined with a kind of precise, constant gate ' s measuring method that is derived from the several period synchronization measuring method, high speed, high precision, successive frequency measurement can be fulfilled. it adapts well to the sensor signal measurement of non - frequency

    此方法可以廣泛地應用於高精度頻率、時間及相位測量中，將其與一種從多周期同步法發展而來的高精度、定閘門測量法相結合，可實現高速、高精度、連續頻率測量，而這一點非常適合非頻率量傳感信號的測量。
  13. A general expression for the effective dielectric constant of a two - phase random composite system was derived by using effective media theory

    利用有效介質理論導出了二元無規混合物的有效介電常數的普適計算公式。
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