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                gaoxiao/nhdz224sjssm_nhdz224sjjt_1172.html

                2019-03-19 07:54:59

                The results show that the symmetrical arrangement of blades can increase the mixing number of mixture,strengthen the shearing刘芳伟杨仕教王洪武...  普通
                gaoxiao/nhdz224sjssm_nhdz224sjjt_1172.html
                  

                Abstract:99 Tc is a kind of important long鄄lived fission products with a very long half鄄life, which is easy to migrate with water underground. Trans...  普通
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