C3F8填充眼
perfiuoropropane C3F8-filled eyes
常规裸眼充填方法
conventional open hole packing method
第一步炮眼充填
first-stage perforation pack
炮眼充填材料的渗透率
permeability of tunnel fill material
地层砂部分充填的炮眼
partially sand packed perforation
多层裸眼井砾石充填
multiple zone open hole gravel pack
多层裸眼砾石充填
multiple open hole gravel pack
砾石充填带眼加长短节
gravel pack perforated extension
内侧眼窝壁减压术
medial wall decompression