摘要: import numpy as np import matplotlib.pyplot as plt T = 1.0 / sample_rate #周期 x = np.arange(0, 1.0, T) y = 0.9*np.sin(2 * np.pi * fc * x) file=wave.ope 阅读全文
posted @ 2019-11-21 13:50 魔仙小丽丽 阅读(1784) 评论(0) 推荐(0) 编辑