[{"title":"(14个子文件15.06MB)GB-T4728电气简用图形符号(全)","children":[{"title":"GB-T4728.10-1999电气简图用图形符号第10部分:电信:传输.pdf <span style='color:#111;'>1.46MB</span>","children":null,"spread":false},{"title":"GB-T4728.12-1996电气简图用图形符号第12部分:二进制逻辑元件.pdf <span style='color:#111;'>4.69MB</span>","children":null,"spread":false},{"title":"GB-T4728.2-1998电气简图用图形符号第2部分符号要素、限定符号和其他常用符号.pdf <span style='color:#111;'>867.25KB</span>","children":null,"spread":false},{"title":"GB-T4728.7-2000电气简图用图形符号第7部分:开关、控制和保护器.pdf <span style='color:#111;'>1.12MB</span>","children":null,"spread":false},{"title":"GB-T4728.8-2000电气简图用图形符号第8部分:测量仪表、灯和信号器件.pdf <span style='color:#111;'>689.03KB</span>","children":null,"spread":false},{"title":"GB-T4728.3-1998电气简图用图形符号第3部分导体和连接件.pdf <span style='color:#111;'>591.00KB</span>","children":null,"spread":false},{"title":"GB-T4728.9-1999电气简图用图形符号第9部分:电信:交换和外围设备.pdf <span style='color:#111;'>878.14KB</span>","children":null,"spread":false},{"title":"GB-T4728.4-1999电气简图用图形符号第4部分:基本无源元件.pdf <span style='color:#111;'>620.14KB</span>","children":null,"spread":false},{"title":"GB-T4728.6-2000电气简图用图形符号第6部分:电能的发生与转换.pdf <span style='color:#111;'>1.05MB</span>","children":null,"spread":false},{"title":"GBT4728.1-2005电气简图用图形符号第1部分:一般要求.pdf <span style='color:#111;'>365.97KB</span>","children":null,"spread":false},{"title":"GB-T4728.1-1985电气图用图形符号总则.pdf <span style='color:#111;'>232.86KB</span>","children":null,"spread":false},{"title":"GB-T4728.11-2000电气简图用图形符号第11部分:建筑安装平面布置图.pdf <span style='color:#111;'>1.39MB</span>","children":null,"spread":false},{"title":"GB-T4728.13-1996电气简图用图形符号第13部分:模拟元件.pdf <span style='color:#111;'>1.01MB</span>","children":null,"spread":false},{"title":"GB-T4728.5-2000电气简图用图形符号第5部分:半导体管和电子管.pdf <span style='color:#111;'>1.55MB</span>","children":null,"spread":false}],"spread":true}]