混音，实现同时播放多个声音

[{"title":"（ 15 个子文件 194KB ） 混音，实现同时播放多个声音","children":[{"title":"DWAVEMIX.KWF <span style='color:#111;'> 8.00KB </span>","children":null,"spread":false},{"title":"Wavemix.pas <span style='color:#111;'> 77.16KB </span>","children":null,"spread":false},{"title":"WAVEMIX.DCR <span style='color:#111;'> 1.68KB </span>","children":null,"spread":false},{"title":"DWAVEMIX.HLP <span style='color:#111;'> 26.12KB </span>","children":null,"spread":false},{"title":"DWavemix.cnt <span style='color:#111;'> 59B </span>","children":null,"spread":false},{"title":"example","children":[{"title":"Main.dfm <span style='color:#111;'> 707B </span>","children":null,"spread":false},{"title":"Example.exe <span style='color:#111;'> 197.00KB </span>","children":null,"spread":false},{"title":"3.WAV <span style='color:#111;'> 24.40KB </span>","children":null,"spread":false},{"title":"4.WAV <span style='color:#111;'> 16.84KB </span>","children":null,"spread":false},{"title":"Main.pas <span style='color:#111;'> 1.11KB </span>","children":null,"spread":false},{"title":"Example.dpr <span style='color:#111;'> 185B </span>","children":null,"spread":false},{"title":"1.WAV <span style='color:#111;'> 34.31KB </span>","children":null,"spread":false},{"title":"2.WAV <span style='color:#111;'> 15.55KB </span>","children":null,"spread":false}],"spread":true},{"title":"Wavemix.dfm <span style='color:#111;'> 1.76KB </span>","children":null,"spread":false},{"title":"README.TXT <span style='color:#111;'> 536B </span>","children":null,"spread":false}],"spread":true}]