directional blasting demolition of buildings
...物爆破拆除原理blasting demolition principle of buildings 建筑物定向倾倒方案directional blasting demolition of buildings 钢筋混凝土承重立柱的失稳条件destabilization condition of bearing reinforced concrete props ..
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directional blasting demolition of buildings
定向爆破拆除建筑物
以上为机器翻译结果，长、整句建议使用 人工翻译 。