用两种递推最小二乘辨识的方法辨识吹风机函数。在加白噪声和有色噪声的情况下观察变化。两个辨识的结果与实际输出很接近，但是都会比实际的要大一点。有可能是对有色噪声的估计所引起的。噪声的增加不明显。-Identification by two recursive least squares method to identify a hair dryer functions. Observe the changes in the plus white noise and colored noise si