1) rare earth mining
稀土开采
2) developing of rare earth mine
稀土矿开发
1.
Irrational developing of rare earth mine in Chongdonggou watershed,Xinfeng County,induced to serious sediment silting in the river channel,and the total silting sediment was 30 193 t in the 7 500 m river channel estimated by measuring the silting section.
调查结果发现,河流中淤积的泥沙主要来源于稀土矿开发的尾矿流失;土壤流失量高到99 730 t/km2,年平均侵蚀模数为34 000 t/(km2。
3) mining of earth and stone
土石方开采
4) development ofHunan's rare earths
湖南稀土开发
5) landowner,s royalty
土地开采使用费
补充资料：包头稀土一厂稀土合金车间
包头稀土一厂稀土合金车间
包头稀土一厂稀土合金车问
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条