国防科工委民爆器材管理办公室于 1999年 12月 2 4日至 2 5日 ,在北京矿务局化工厂主持召开了 GTG起爆药及系列工业雷管 (普通型和煤矿许用型瞬发电雷管、普通型和煤矿许用型毫秒延期电雷管、秒延期电雷管、导爆管毫秒延期雷管 )生产定型会议。鉴定委员会有南京理工大学、兵器 Civil explosive material management office of the Commission of Science, Technology and Industry for National Defense held the GTG detonator and series of industrial detonators (ordinary type and coal mine permission instantaneous electric detonators , Ordinary type and coal mine permitted millisecond delay detonator, second delay detonator, detonator millisecond delay detonator) production stereotypes meeting. Identification Committee Nanjing University of Technology, weapons