[{"title":"( 6 个子文件 2MB ) 基于运放的波形发生器系统设计","children":[{"title":"仿真","children":[{"title":"全部波形.ms14 (Security copy) <span style='color:#111;'> 1016.34KB </span>","children":null,"spread":false},{"title":"波形合成.ms14 <span style='color:#111;'> 258.66KB </span>","children":null,"spread":false},{"title":"全部波形.ms14 <span style='color:#111;'> 365.40KB </span>","children":null,"spread":false},{"title":"频率占空比可调方波+三角波.ms14 (Security copy) <span style='color:#111;'> 292.97KB </span>","children":null,"spread":false},{"title":"25k滤波器.ms14 <span style='color:#111;'> 197.29KB </span>","children":null,"spread":false},{"title":"频率占空比可调方波+三角波.ms14 <span style='color:#111;'> 368.17KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]