This paper demonstrates a few of the phase detection methods and hardware structure charts.
论证几种相位检测方法及硬件结构图。
AIM: to realize digital phase detection methods in brain magnetic induction tomography (MIT) system and to find a phase detection method with high accuracy.
目的：为实现用于脑磁感应成像系统中的数字鉴相方法，寻求一种高精度的相位检测手段。
Because the required scanning range is cut down to a large extent by use of edge detection methods, the efficiency of the minimum-discontinuity phase unwrapping algorithm is significantly improved.
由于利用边缘检测使增长环搜寻所需的扫描范围在很大程度上缩小，最小不连续相位展开算法的效率得到了很大提高。
Quadrature phase method is one of the important methods in directional blood flow information detection using Doppler ultrasound techniques.
正交相位法是超声多普勒技术中提取双向性血流信息的一种重要方法。
Main interests are research on detection methods of trace pollutants, mechanism of environmental pollution and nonlinear optical phase conjugation.
主要从事环境微量污染物检测方法及污染机理研究，非线性光学相位共轭技术研究。
There are two kinds of methods in detection for weak signals based on chaos: one is based on phase transition of the chaotic system, the other is to use some characteristic exponent of the system.
目前，利用混沌振子检测微弱信号的两种方法分别是：基于系统相轨迹变化的方法和基于系统特征指数的方法。
The extracted phenols were detected by gradient eluted mobile phase and UV wavelength programming HPLC. The precision, accuracy and detection limits of established methods were determined.
采用流动相梯度淋洗，紫外检测器波长编程的方法测定富集后的酚类化合物，并测定了方法的精密度、准确度和检测限。
Many detection techniques and methods of two-phase flow are still at laboratory research stage, which is extremely incompact with universality of two-phase flow in the engineering field.
许多两相流参数的检测技术和方法大都处于实验室应用研究阶段，这与两相流在工程领域的广泛性极其不相适应。
Many detection techniques and methods of two-phase flow are still at laboratory research stage, which is extremely incompact with universality of two-phase flow in the engineering field.
许多两相流参数的检测技术和方法大都处于实验室应用研究阶段，这与两相流在工程领域的广泛性极其不相适应。
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