Read Edit View history Discussion 剥采比 bōcǎibǐ stripping ratio Origin Definitions Defs Strokes Stroke Words Sentences Sents 剥采比 剝採比 bōcǎibǐ stripping ratio the ratio of waste material to ore in mining; stripping-to-ore ratio
剥采比 剝採比 bōcǎibǐ stripping ratio the ratio of waste material to ore in mining; stripping-to-ore ratio