blasting theory

常見例句

But till today, researches on completion of blind shafting in deep-hold blasting theory and experiment were not many.
從目前已有的研究狀況來(lái)看，對(duì)盲天井深孔爆破一次成井的理論和試驗(yàn)研究還不多。
The controlled blasting theory of rock main structural plane is studied and tested, and the developing direction in the future is put forward.
對(duì)巖體主結(jié)構(gòu)面控制爆破理論進(jìn)行分析研究和工業(yè)試驗(yàn)，并對(duì)今后發(fā)展方向提出個(gè)人的看法。
The cumulative energy tube blasting was firstly applied to the directional controlling roof on workface, its application enriched the blasting theory.
同時(shí)，該技術(shù)也是首次應(yīng)用于采場(chǎng)控頂爆破，豐富了爆破理論。