[{"title":"( 3 个子文件 1KB ) Matlab产生正弦波、均匀白噪声、高斯白噪声_并将两种噪声叠加到正弦波上_并给出自相关和功率谱密度波形","children":[{"title":"li_1.m <span style='color:#111;'> 515B </span>","children":null,"spread":false},{"title":"li_2.m <span style='color:#111;'> 661B </span>","children":null,"spread":false},{"title":"说明.txt <span style='color:#111;'> 188B </span>","children":null,"spread":false}],"spread":true}]