Christine and Shannon， our two young travellers， had finished up their work at the inn near Henley-on-Thames2. They were c......

新城疫(Newcastle disease,ND)是由新城疫病毒(NDV)引起的一种高度接触性传染病,是危害养禽业发展最为严重的疫病之一,被OIE列为法......

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适用主题：坚持；尝试；责任；爱的智慧……　　过去的32年里，这是我的第三次纽卡斯尔（Newcastle）之行。　　第一次是我21岁刚进大学的时候，收......

Abstract： The principles of smart growth is transferred into seven quantified indicators，which reflact traffic，economy and ......

目的:综合分析评价子宫内膜癌的高危因素,为制定预防措施提供依据。方法:计算机检索2000年1月~2014年1月Pubmed、Medline、CNKI、......

1.Introduction Needless to say,warning signs are familiar to modern readers as they are deeply embedded in our daily liv......