[{"title":"( 3 个子文件 6.51MB ) 电力电子仿真软件PSIM9.0的用户手册","children":[{"title":"SimCoder User Manual.pdf <span style='color:#111;'> 1.67MB </span>","children":null,"spread":false},{"title":"PSIM User Manual.pdf <span style='color:#111;'> 3.50MB </span>","children":null,"spread":false},{"title":"SmartCtrl User Manual.pdf <span style='color:#111;'> 2.97MB </span>","children":null,"spread":false}],"spread":true}]