A shrinkage method combining with medium-length hole and shallow hole
hole by hole blasting technique
hole by hole detonating
hole by hole initiating
hole by hole initiation
mid-and-deep hole combining shallow hole balsting
Arbor
心轴
轴心
轴
柄轴
刀杆
乔木
乔
刀轴
柄
辊轴
心
阿贡沸水反应堆
木本植物
活树亭
机轴
树木
芯骨
电弧卷曲
树阴
皮辊芯
心骨
铣心刀轴
重铁框架
蚀结构
Arbor acres breeding chicks