Chrome Extension
WeChat Mini Program
Use on ChatGLM
VIPCreated with Sketch.

江西金龙公司露天采场高边坡预裂爆破参数优化

JIAO Yong-bin,PENG Min-jie,GAO Sai-hong,LU Zhe-xiang

Nonferrous Metals（2007）

Cited 1|Views5
No score
Abstract
研究在江西金龙公司露天矿裂隙发育的最终边坡上预裂爆破的参数优化.结果表明,预裂孔孔径100mm,孔深20m左右,孔间距1.0m,平均线装药密度0.445kg/m时,半孔率仍可达60%左右.预裂孔前的缓冲孔孔间距1.5m,预裂孔与缓冲孔间距1.3m,取得理想的爆破效果.
More
Translated text
Key words
mining engineering,drilling quality,parameter optimization,high slope,pre-splitting blasting
AI Read Science
Must-Reading Tree
Example
Generate MRT to find the research sequence of this paper
Chat Paper
Summary is being generated by the instructions you defined