A comparative tests of uranium bio-leaching was conducted, where with and without the presence of pyrite are studied and comparison made on leaching cycle, acid consumption rate and rate of leaching.
通过柱浸方式，用加入黄铁矿和不加入黄铁矿的铀矿石进行微生物浸铀对比试验，从浸出周期、耗酸率、铀浸出率等方面研究黄铁矿对微生物浸铀的影响。
It is important to ascertain the role of sulfuric acid in carbonate weathering so as to understand the chemical weathering rate carbonate rocks, CO2 consumption and global carbon cycle.
在碳酸盐岩地区，流域侵蚀过程中硫酸是否参与，对于我们正确理解流域化学风化速率，以及流域侵蚀对大气co2的消耗和全球碳循环等都有重要的意义。
Compared with conventional percolation leaching process, the leaching rate is improved by 3%, leaching time is shorted by 26%, and acid consumption is saved by 34%.
同目前渗滤浸出工业化生产相比较，提高铀浸出率3%，浸出周期缩短26%，节省硫酸34%。
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