talking about the coefficient mining recovery

brief introduction is also made of the selection of rational mining method for improving the mining recovery;

并简要叙述了该矿在采矿方面选择合理采矿方法，提高采矿回收率；

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application of copper strip tension leveling line made in china

国产铜带拉弯矫直机的应用

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localization of uncoiler drum for baosteel 1580mm leveling line

宝钢1580热轧平整线开卷机卷筒的国产化研制

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application of strip tension leveling line

带材拉伸弯曲矫直机组的应用

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development of first home-made high-precision copper strip tension leveling line

首台国产高精度铜带拉弯矫直机组的研制开发

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electric control system of aluminum strip tension leveling line

铝带材拉弯矫直机组的电气控制技术

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application of bus-terminal to strip tension leveling line

总线端子在带材拉弯矫直机组中的应用

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designing and calculation of tension leveling line

连续拉伸弯曲矫直机设计与计算

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physical cleaning for aluminum strip in tension leveling line

铝带拉弯矫直机组中的物理清洗

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determination of main parameters of tension leveling line

拉弯矫直机组主要参数的确定

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leveling annexed leveling line closed leveling line spur leveling line

附合水准路线闭合水准路线支水准路线水准网视线高程

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discussion on domestication of aluminum strip tension leveling line

浅谈铝带拉弯矫直机组的国产化

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application of quasi-annexed leveling line to settlement observation of expressways

拟附合水准路线在高速公路沉降观测中的应用

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characterisation of waste - leaching behaviour test - up-flow percolation test

废物的特性过滤性能试验上涌过滤试验

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congenital choledochocyst accompanied by visceral inversion: a case report

全内脏反位伴先天性胆总管囊状扩张一例报告

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the chinese seismic intensity scale

中国地震烈度表

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research and suggestion of extent value of physical measure in seismic intensity scale of china

中国地震烈度表中物理标准取值研究与建议

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hong kong observatory leaflets and booklets

香港天文台各资料单张及小册子

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an approach to several problems in the design of map booklets

地图册设计中几个问题的探讨

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do not open your test booklets

请不要打开你们的测试试卷

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