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文中主要间明Sutton矿在坑内试验铵油炸药的经验。提出炸药混合均匀和采用纸包装的炸药包,是减少爆破后产生大量笑气的有效措施。罗德西亚钒矿有限公司
The main inter-Sutton mine in the pit test of ammonium oil explosives experience. It is an effective measure to reduce the large amount of noxiousness after the blasting by putting forward that the explosives are evenly mixed and packed in paper. Rhodesia vanadium ore company