P平均每年需要花费近2万美元来进行维护，小学校难以承担这样的成本，相较之下， Slideshows ...

In the spring a young man s fancy lightly turns to thoughts of love March is spring time it s time for a whirlpool of activities gene research inspirational art new outlets of leisure and pleasure and ...

Abstract: In this letter, we consider improving the performance of symbol detection by utilizing the natural redundancy (NR) that widely exists in the transmission sources. As an initial study, the NR ...