【Abstract】After a brief introduction to advertising， the thesis elaborates on the realization of fuzziness in English a......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

The coseismic deformation produced by 1998 earthquake (Ms = 6.2) in Zhangbei-Shangyi of northern China is measured by th......