Based upon blasting mechanics theory, pressure on the wall of borehole and blast stress field are gained in the course of detonation with air cushion charging construction.
利用爆炸力学理论,得到空气垫层装药爆破的孔壁压力及其爆炸应力场。
2
The factors for affecting coke rate were discussed such as coal injection, blast temperature, silicon content and charging patterns.
同时也讨论了喷煤、风温、铁水硅含量及装料制度对焦比的影响。
3
During the intermediate repair the charging system of No1 blast furnace was modernized and PLC control system replaced relay control.