1) Uneasily mining and processing ore
难采难选氧化矿
2) hard mining and dressing oxidized copper ore
难采难选氧化铜矿
1.
The commercial scale trial of the mining technology of undergound leaching of hard mining and dressing oxidized copper ore in TongKuangyu Copper Mine was introduced (it was a key project in the 9th 5 year plan period).
文中介绍了铜矿峪铜矿难采难选氧化铜矿地下溶浸采矿工业试验 (“九五”重点攻关项目 )。
4) refractory oxidized ore
难选氧化矿
5) refractory oxidized copper ores
难选氧化铜矿石
1.
The chelating collector B130 has some important adventages, such as stronger collecting property and better selectivity for refractory oxidized copper ores, and is capable of convenient utility.
螯合捕收剂B130浮选难选氧化铜矿石具有捕收力强、选择性好、使用方便等优点,尤其是对含铁高、泥化严重的矿石更是如此。
6) refractory zinc oxide minerals
难选氧化锌矿
1.
The ammonia leaching process of zinc oxide is thermodynamically analyzed based on the feature of refractory zinc oxide minerals.
针对难选氧化锌矿的特点 ,对氧化锌矿氨浸过程进行热力学分析。
补充资料:阿难答
阿难答(约1265~1307) 中国元世祖忽必烈之孙。自幼由一位中亚穆斯林抚养,通晓《古兰经》,笃信伊斯兰教。至元十七年(1280),其父忙哥剌病亡,袭封安西王,镇守原西夏之地,设王府于京北(今陕西西安)和开城(今宁夏固原)。因在其辖地和军中传播伊斯兰教,被元成宗(1295~1307在位) 拘捕下狱, 迫令放弃信仰伊斯兰教,但他坚持不从。元成宗因其颇得民心,遂释归封地。大德十一年(1307),成宗病逝。阿难答在帝位之争中被杀。 |
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