This method was changed from measuring the dimension difference to the time difference measurement by using an optical system and circuitry.
这种方法利用一光学系统和电路，把线值差转换为时间差来测量。
The concept of extended boundary node was presented. By using finite difference method, the solution of the gained difference equations was given and simulated by computer.
由此提出了扩展边界节点的概念，并使用有限差分法，对所得到的差分方程组进行了计算机求解及模拟。
The time difference equation derived from unsaturated flow equation can be approximated by Galerkin finite element or finite difference method for space coordinate derivatives.
所得的非饱和土壤水运动方程对时间的差分方程，在空间上不仅可用有限元法而且可用有限差分法处理。
So in this method, Firstly, using accumulating frame difference, we obtain the exact moving object localization which makes up the incompletely of the edge gotten by the frame difference.
因此，本文算法首先利用累积帧差，弥补了两帧帧差所得边界的不完整性，得到准确的运动对象的定位；
Here, it is investigated how the new method reacts to a difference in average luminance and contrast of the left and the right image, caused by a gain difference in the left and the right camera.
本文将探讨这种新方法在由左右摄像机增益差而导致立体图对亮度和反差不同时的情况。
The principle of spectrum correction based on difference is studied. A novel method by use of phase phase difference, namely the method of translation of window center is proposed.
研究了基于相位差的频谱校正方法的基本原理，提出一种利用相位差校正的新方法———窗中心平移法。
Considering the spread spectrum orientation systems using difference carrier phase to measure distance, this paper proposed a method for acquiring difference carrier phase by using pilot symbol.
考虑利用载波相位进行测距的扩频无线电导航系统，该文提出了一种基于导引符号的两导航台载波差分相位的提取方法。
A change detection method regarding shadow and projection difference is designed by integrating texture feature differences, automatic shadow extraction and projection difference handling.
利用阴影差值图像消除纹理差值法变化检测结果中的阴影影响，取得了很好的实验效果。
The finite difference schemes of the seepage mathematical model are obtained by the finite difference method; and the numerical simulation software is developed.
利用差分方法得到该模型的数值差分格式，在此基础上编制模拟软件。
So this technique has high sensitivity which phase difference method has and is hardly affected by the variation of the sound speed of the fluid, just as frequency difference method is .
因而该方法具备了相差法检测灵敏度高和频差法受被测流体声速变化影响小的特点。
So this technique has high sensitivity which phase difference method has and is hardly affected by the variation of the sound speed of the fluid, just as frequency difference method is .
因而该方法具备了相差法检测灵敏度高和频差法受被测流体声速变化影响小的特点。
应用推荐