Rapid spectroscopy of GRB afterglows is an important and hard task.Based on the archival XS-GRB spectral database,we her......

随着我国经济水平的不断提升,人们对居住环境的要求也越来越高,客观上给建筑业的发展带来了新的契机。房屋建筑工程的暖通条件应该......