The governing equations for the problem is modified into a second-order nonlinear differential system with two infinitesimal parameters and a double parameter multiple scale method is presented.
将该问题的基本方程化为具有两个小参数的二阶非线性方程组，并在双参数摄动法和单参数多重尺度法的基础上提出了双参数多重尺度法。
To solve this problem, a method using double speed loops, combined with technique of nonlinear acceleration compensation is brought forward and applied in the servo system.
针对这一问题，提出了采用速率环和稳定环的双环控制方法，并结合非线性加速度补偿技术，只采用一级稳定即实现了较高的稳定精度。
This paper introduces the problem of nonlinear programming, compares the linear programming with the nonlinear programming, and researches on several common nonlinear double-plan models.
介绍了非线性规划问题，比较了线性规划问题和非线性规划问题，研究了几种常见的非线性双方案模型。
In the dispersion linearity aspect, the spectrometers with grating are linear. The nonlinear problem of shortwave for spectrometers with prisms can be solved through double-prisms.
在色散线性方面，光栅光谱仪基本线性，棱镜光谱仪的短波非线性问题可通过复合棱镜进行补偿。
In the dispersion linearity aspect, the spectrometers with grating are linear. The nonlinear problem of shortwave for spectrometers with prisms can be solved through double-prisms.
在色散线性方面，光栅光谱仪基本线性，棱镜光谱仪的短波非线性问题可通过复合棱镜进行补偿。
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