"Peak blastingpowder artifact" big data marketing artifact.
《顶峰爆粉神器》大数据营销神器。
2
The importance of it in safety production of coal mine was discussed through accident case, according to theory of blastingpowder and function of stemming.
本文根据炸药的作功原理和炮眼封泥的作用，通过事故案例，论述炮眼封泥质量在煤矿安全生产中的重要性。
3
At the same time, "baidu post bar automatic marketing artifact", "baidu ranked software" brush "peak blastingpowder artifact" and so on more software to help you drainage, make manual automatically.