把多滑面边坡看成一个串联系统，采用系统可靠性的上下界法对边坡的失稳进行可靠性分析。
The reliability of a slope with several slide surfaces is also analyzed by using narrow bounds method, and considering the slope as a series system.
本文提出了应用两层二度矩形棱柱体的下界面近似地模拟两个密度界面起伏的重力反演法。
The paper describes a gravity inversion the lower surface of two dimensional rectangle prisms which are in two rows can delineate the undulations of two density interfaces.
该文首先给出一个最优解值的下界估计，它可用于分枝定界法求最优解。
We first provide a lower bound of its optimal value which can be used to solve the problem optimally by branch and bound method.
最后在模拟测试之下，利用最大概似估计法求得各参数的误差、均方根误差、参数之上下界限以及涵盖。
Simulation results show that the maximum likelihood estimates perform well in most cases in terms of the mean bias, errors in the root mean square and the coverage rate.
本文利用带上、下界的修正单纯形法，求解安全约束最优化问题之一的有功安全校正问题。
In this paper, a revised simplex algorithm with lower and upper bounds is used for solving the problem of active power security control which is one kind of the security constrained optimization.
采用剪切法构造所有可能的排样方式，详细叙述确定上界与下界的方法。
All possible normal cutting patterns are configured systematically by a cutting method. The methods to obtain upper and lower bounds are described in detail.
采用预求倾角法进行三参量速度分析时，首先要确定地下界面的倾向和倾角。
The dip direction and dip Angle of a subsurface interface must be first determined in three-parameter velocity analysis that needs predetermined dip Angle.
理论分析表明，该方法能有效地降低软阈值小波降噪法的误差下界。
Theoretical analysis shows that the proposed method can effectively reduce the lower bound of denoising error of the wavelet denoising method based on soft thresholding.
理论分析表明，该方法能有效地降低软阈值小波降噪法的误差下界。
Theoretical analysis shows that the proposed method can effectively reduce the lower bound of denoising error of the wavelet denoising method based on soft thresholding.
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