「surface mining method」を含む例文一覧(1)
- To provide a method of efficiently applying or spraying chemicals such as an oxidation inhibitor at a low cost to the surface of ore or muck blasted in mining or the like.
鉱山業等にて発破を行う鉱石やズリ表面に酸化防止剤等の薬剤を効率的且つ安価に塗布あるいは散布する方法を提供する - 特許庁
- 特許庁
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