说明： 信号、系统和系统响应
1、理想采样信号序列
2、单位脉冲序列
3、矩形序列
4、特定冲击串
5、卷积计算
6、卷积定律验证
(signal system and a system response, the ideal sampling signal sequence 2, unit 3 pulse sequence, the sequence of four rectangular, specific impacts Series 5, 6 convolution calculations, convolution law certification)
