On the basis of analyzing strength and layer-crack damage characteristics of thin-layered Qinyun-stone ore, the separate blasting and cutting blasting tests are carried out on it.
On the basis of analyzing strength and layer-crack damage characteristics of thin-layered Qinyun-stone ore, the separate blasting and cutting blasting tests are carried out on it.
在分析薄层状青云石矿强度特徵和层裂破坏特性的基础上，对其进行了分离爆破和分割爆破试验。