【Abstract】Sin is something society has had to deal with since human being has known evil. Everyone sins to a degree. S......

Audie Cornish （Host）： In the United Kingdom， the company British Gas employs 30，000 workers. Five of them could be said to ca......

In October 2011， at a thrift store in Washington， I bought a vintage black suit jacket， finely crosshatched with grayand-cr......

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......

随着社会经济发展,机动化程度不断提高,道路交通伤害已经成为浙江省居民死亡和伤残的一个重要因素.安全带作为有效的安全保护装置......