Two new theorems on the solvability of finite groups are proved by means of index complex of maximal subgroups.
建立了以有限群的极大子群的指数复合刻划可解性的两个新定理。
Air temperature distribution is analyzed with a finite element method. Linear distribution of refractive index is calculated for certain measurement positions.
该文利用有限元方法分析热轧车轮周围空气温度场，计算得到相应测位空气折射率的线形分布规律。
The resistivity, formation factor, and resistivity index of rocks were calculated using the finite element method (FEM) and we studied the effect of rock wettability on electrical properties.
利用有限元方法计算了岩石电阻率，进而得到岩石地层因素和电阻率指数，并考查了岩石润湿性对岩石电阻率指数的影响。
Through learning the finite empirical data, the model can be used to derive the nonlinear correlation between the productivity index and its influencing factors both before and after sand control.
该模型通过有限经验数据的学习，能够导出防砂前后采油指数与其影响因素的非线性关系。
The classical discrete logarithm problem in finite prime fields can be solved in an expected time which is subexponential in the group size via the socalled index calculus method.
传统的基于有限域的离散对数问题因为可以使用指标计算方法而存在亚指数时间算法求解。
The damage diagnosis method based on vibration testing can be further classified as a direct system identification method, a damage index method and a finite element model modification method.
其中基于振动测试的损伤诊断法可进一步分为直接的系统识别方法、损伤指标法和有限元模型修正法。
Based on the theories of thermo-optical effect and elastic-optical effect, the refractive index field of the dome was numerically computed with the result of the finite element analysis.
利用有限元分析结果，根据热光效应和弹光效应理论，对气动热环境下红外光学头罩的折射率场进行数值计算。
The results of finite element analysis shows that the stress along long axis is bigger than short axis, egg shape index has a great impact on the stress when loaded.
鸡蛋的有限元分析结果表明，鸡蛋在长轴方向承载时所产生的应力比短轴方向要大，蛋型指数对应力有一定的影响，与试验结果相一致。
Finite integration technique (FIT) is used to simulate the effects of shape change and optical printing precision on resonant frequency and the pass band of negative refractive index material.
下面利用有限积分法模拟形状变化和光刻精度产生的缺陷对负折射谐振频率和通带的影响。
A simple and efficient finite difference method is proPOsed to solve the eigenvalue equations for planar optical waveguides and circular fibers with arbitrary refractive index profiles.
给出一种差分法，用以求解任意折射率剖面的平板波导及圆光纤的本征方程。
Variational-Effective index method and Finite difference beam propagation method(FD-BPM) are both practicable waveguide simulation tools.
在众多的波导模拟工具中变分有效折射率法和有限差分束传播法都是实用性非常强的。
Variational-Effective index method and Finite difference beam propagation method(FD-BPM) are both practicable waveguide simulation tools.
在众多的波导模拟工具中变分有效折射率法和有限差分束传播法都是实用性非常强的。
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