Triple integral expression of the radiation impedance of square piston is deduced and the numerical results of the radiation impedance are calculated with the method of Gaussian numerical integral.
利用高斯数值积分方法，推导了方形活塞辐射阻抗的三重积分表达式，计算了方形活塞声源的辐射阻抗。
It is an new technology to use synchrotron radiation lithograph for making large scale integral circuit.
在进行大规模集成电路光刻时，采用同步辐射光源是一项新技术。
Secondly, without absorbing boundary conditions, radiation conditions are satisfied automatically in the integral equation by the Green's function.
第二是辐射的条件通过格林函数在积分方程中自动可以得到满足，而不再需要吸收边界条件。
The human dose assessment for space radiation was obtained from the proton differential spectrum and the integral of the differential dose energy spectrum.
对空间质子微分注量谱和微分剂量能谱积分，得到空间辐射剂量估计值。
Then integral the whole visible vault of heaven to get the amount of diffuse radiation at one moment.
再对“可见”天穹积分，得到瞬时来自“可见”天穹的散射辐射总量。
The numerical method of coupled boundary integral equation and finite element has been used to compute the forces of wave diffraction and radiation on large two dimensional objects.
本文中采用边界积分方程和有限元耦合的数值方法，计算了二维波浪绕射和辐射问题。
Adaptive integral method (AIM) is employed to fast compute the radiation and scattering properties of electrical large-scale structures.
研究了自适应积分方法(AIM)在计算电大尺寸目标的电特性中的应用。
The internal plug-type metering valve is an integral part of the steam separator and is completely steam-jacketed to prevent condensation through radiation.
内置式柱塞定量阀是汽―水分离室整体的一部分，完全被蒸汽包围，从而避免了因热辐射造成的冷凝。
Classically, the solution of boundary value problems associated with electromagnetic radiation and scattering phenomena may be reduced to the integral equation.
电磁场的边值问题的解可以转化为积分方程来处理。
For experimental setup to calibrate spectral radiance by applying a diffuse plane, the measured spectral radiance can be obtained through integral of spectral radiation flux entering the spectrometer.
在利用漫反射板标定光谱辐亮度的实验装置中，标准灯完全可以近似为点光源。
For experimental setup to calibrate spectral radiance by applying a diffuse plane, the measured spectral radiance can be obtained through integral of spectral radiation flux entering the spectrometer.
在利用漫反射板标定光谱辐亮度的实验装置中，标准灯完全可以近似为点光源。
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