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我国铵梯炸药生产性粉尘大,是长期以来有待解决的难题。冶金工业部长沙矿冶研究院研制成功新2号岩石粉状铵梯炸药(以下简称新2号),具有国际先进水平;生产性粉尘远较原2号岩石粉状铵梯炸药
The productive dust of ammonium ladder explosives in our country is a long-standing problem to be solved. The Ministry of Metallurgical Industry Changsha Research Institute of Mining and Metallurgy successfully developed a new No. 2 rock powdered ammonium ladder explosives (hereinafter referred to as the new No. 2), with the international advanced level; productive dust far more than the original No. 2 rock powdered ammonium ladder explosives