释义 |
dahongshan 基本例句 云南大红山¹⁰⁰ The result of the experimental study of vertical erosion of overlaid soil in mullock field in mining areas is demonstrated, Take Dahongshan Mine area as an example.摘要研究选择云南大红山铁矿,采用人工模拟降雨技术,首次对矿区废石场覆土层垂直侵蚀进行了实验研究,初步发现了垂直侵蚀的主要特征。 |