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地震勘探炸药为勘探地质矿床、特别是石油地层或者在建筑前预先勘查其下岩体,在岩层中产生地震波而采用的炸药。在石油勘探中，地震炸药甚至要求在高静液压下起爆
expl. seismic explosive
地震探査炸药
tech. seismic explosive
地 震 炸药: 4 phrases in 2 subjects
Explosives and Explosive Ordnance Disposal2
Oil / petroleum2

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