11. The measurements were correlated with the Tait-type equation for density and the Hard-sphere scheme for viscosity. 利用得到的实验数据,分别拟合了碳酸二乙酯黏度和密度方程。 12. Introducing mass density allows the equation to be simp... ...
Towards a general equation for frequency domain reflectometers. J. Hydr. 383, 319-329.Rudiger C, Western AW, Walker JP et al (2010) Towards a general equation for frequency domain reflectometers. J Hydrol 383:319- 329. doi:10.1016/j.jhydrol.2009.12.046...
Twitter Google Share on Facebook (Astron.)the sum of the optic and eccentric equations. See underAbsolute. See also:Absolute,Equation Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co. Want to thank TFD for its existence?Tell a friend about us, add a link to...
Under this assumption, it is possible to conclude that the electromagnetic field quantities in Maxwell's equations are harmonically oscillating functions with a single frequency. Another simplification deals with the fact that for the great majority of induction-hardening applications the velocity of ...
What is the equation for finding surface area?Answer and Explanation: It depends entirely on the shape that you are trying to find the surface area of. For a cube, simply add up the areas of each side: http://study.com/academy/lesson/how-to-find-the-surface-area-of-a-cube.html For...
9 简正频率密度(density of normal frequency) (电声词典)在频率范围∆f内的简正频率数,它等于∆N/∆f=4πVf2/c2+πSf/2c2+L/8c。式中V=LxLyLz是房间的容积;S=2(LxLy+LyLz+LzLx)是房间内表面积的总和;L=4(Lx+Ly+Lz);c是空气中的声速;Lx、Ly、Lz分别是矩形房间的边长。
A one-dimensional wave packet closely centred around frequency ω scatters off a dielectric (grey rectangle), whose position is the parameter of interest. The left/right panel shows the energy density envelope (red)/the FI density (blue). The information is created at the sources located at ...
- COMPEL - The international journal for computation and mathematics in electrical and electronic engineering 被引量: 28发表: 2015年 Application of the Mirror Source Method for Low Frequency Sound Prediction in Rectangular Rooms The present study investigates the applicability of the mirror source ...
Moreover, acoustic solvers often have add-ons for performing vibroacoustic simulations and some solvers are able to model sound propagation in a duct analytically. While flow solvers operate in the time domain, an aeroacoustic solver operates in the Fourier, that is, in the frequency domain, ...
where:Kis the specificreaction rate constant forthe process;Eis theactivation energy(kJ/mole) or (kcal/mole);Ris theuniversal gas constant;Tis the absolute temperature (K);Ais entropy factor or Arrhenius pre-exponential (frequency) factor calculated from the plot of lnK(T) against 1/T. ...