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jet perforator

expl. 喷流射孔枪用高爆炸性聚能射孔弹代替普通射孔弹的射孔枪。借雷管发火引爆主炸药产生高压,使炸药包中的金属垫变成高压金属流呈针状的微粒高速喷射,穿透套管进人地层,形成射孔
geophys. 聚能射孔器
tech. 喷射式射孔器; 喷射式穿孔器; 射流穿孔器
jet-perforator
expl. 聚能射孔器利用聚能效应产生射流完成射孔作业的射孔器,分为有枪身和无枪身两大类
jet- perforator
: 9 phrases in 3 subjects
Explosives and Explosive Ordnance Disposal1
Oil / petroleum5
Technology3

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