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针对苦竹林矿井施工中的光爆锚喷情况进行了分析研究。
Analyze the situations of anchor sprouting by smooth blasting in the construction of Kuzhulin mining well.
youdao
-
针对苦竹林矿井施工中的光爆锚喷情况进行了分析研究。
Analyze the situations of anchor sprouting by smooth blasting in the construction of Kuzhulin mining well.
youdao