地层砂部分充填的炮眼
partially sand packed perforation
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
孔道密实程度
the degree of pore-compacting
C3F8填充眼
perfiuoropropane C3F8-filled eyes
被砾石与地层砂混合物充填的射孔孔道
gravelsand filled perforation tunnel
常规裸眼充填方法
conventional open hole packing method