... 无约束爆速 unconfined velocity of detonation 炸药的有效能 useful energy of an explosive 抗水性 water resistance ...
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炸药的有效能
The effective energy of explosives
以上为机器翻译结果，长、整句建议使用 人工翻译 。
传统的隧道深孔爆破采用纯炮泥堵塞炮眼，炸药的有效能量利用率不高，炸药单耗量大。
The traditional deep-hole blasting for tunnels USES pure clay to stem the blast-holes. The efficient energy availability of explosive is not high and the specific explosive consumption is large.
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