安全裂石药柱及控制爆破技术,在施工中具有震动弱、声响小、无飞石等特点,是在城市闹区、厂房内外、车站、码头附近进行爆破施工的一种理想的爆破技术,并具有国内先进水平。一九八三年以来,该项技术向国内一百 Safety cracked stone column and controlled blasting technology have the characteristics of weak vibration, small sound and no flying stone in the construction. They are an ideal blasting technology for blasting in the downtown, inside and outside the factory, the station and the pier, and With the domestic advanced level. Since 1983, the technology has brought about 100 in China