The Echo method of EchoTest takes a string as a parameter, and it returns the same string.
EchoTest中的Echo方法获取字符串作为参数并返回相同的字符串。
Defines a method in the class called Echo that accepts a string as a parameter and returns a string as a result (functions and subs in classes are referred to as methods).
在类中定义方法echo，该方法接受字符串作为参数并返回字符串作为结果(类中的函数和sub被称为方法)。
Objective:To analyze the variety of parameter TE(time to echo), which should influence the segmentation of MR brain images.
目的：分析TE（回波延迟时间）参数变化对MR颅脑图像分割的影响。
Through the correlation radar parameter relative error and the echo intensity absolute error curve analysis, when the radar parameter antenna gain surpasses 0.
通过对相关雷达参数的相对误差和回波强度绝对误差曲线分析得出，雷达参数天线增益优于0。
The simulation results show that this method is not only suitable for the detection and the parameter estimation of multi target radar echo signal, but also good at reducing noise.
仿真实验表明，该方法能有效地检测多目标雷达回波信号并准确地估计其参数，而且有较好的抗噪声性能。
The phase matching transform is performed on the sample series. of narrow-band radar echo, and the centroid position parameter is estimated by searching for the maximum value of the matching function.
然后对窄带雷达回波采样序列进行相位匹配变换，搜索匹配函数的最大值，从而得到质心位置参数的估计值。
The echo intensity, the most important measurement parameter of wea ther radars, consists of the detection range and precision.
回波强度是气象雷达最重要的测量参数，包括强度探测范围和强度探测精度两个指标。
The echo intensity, the most important measurement parameter of wea ther radars, consists of the detection range and precision.
回波强度是气象雷达最重要的测量参数，包括强度探测范围和强度探测精度两个指标。
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