Realizing of algorithm of composite data filter and eliminating singular term using first difference method in data collection and processing were analyzed and calculation results were given.
介绍了建材检测微机控制系统总体结构，详细分析了数据采集与处理过程中复合数据滤波、一阶差分法剔除奇异项算法的实现过程，给出了计算结果。
First, the partial differential equations are transformed into discrete space, discrete time nonlinear difference equations through characteristic method and finite difference approach.
首先，通过特征线法和有限差分法得到了时间离散和空间离散的非线性状态方程。
On the basis of classic theory and formula, the flier plate action rule was first studied with the method of the numerical difference in characteristic line.
在经典理论及公式的基础上利用特征线数值插分方法对飞板运动规律进行研究。
It reduces the cultural difference on the strategic method at first in.
为解决高级雇员离职问题，首先，应在战略层次上降低文化差异。
First, constructed high order staggered-grid difference formulas, and discussed the stability and numerical dispersion of staggered grid method.
首先，构建高阶交错网格差分公式，讨论了交错网格法的稳定性与数值频散。
First, the essential difference and similarity between strap-down stabilizing method and rate-gyro method was discussed.
首先分析了捷联稳定和陀螺稳定的本质区别与联系；
This paper advances the concepts of induced polarization differential effect and IP difference and gives them definitions. It is for the first time that the term differential IP method is used.
本文提出激发极化差异效应和激电差的概念并给出定义，首次使用“差异激电法”这一述语。
The inventive embodiment provides a phase difference estimation method and a device. The method comprises the following steps: delaying a first signal collected by a preset delay amount;
本发明实施例提供了一种相位差估计方法及装置，以预先设定的延时量为采集的第一路信号进行延时；
The inventive embodiment provides a phase difference estimation method and a device. The method comprises the following steps: delaying a first signal collected by a preset delay amount;
本发明实施例提供了一种相位差估计方法及装置，以预先设定的延时量为采集的第一路信号进行延时；
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