中国岩金地下开采矿山逐孔起爆技术应用不多。详述了逐孔起爆微差时间间隔和起爆网络的选择及设计,介绍了那林金矿逐孔微差爆破工......

Inserting a hole-buffer layer is an effective way to enhance emission efficiency of electroluminescence devices. We have......