单词：water-stable aggregate
单词：water-stable aggregate 相关文章
Millions of Americans enjoy playing golf. But golf courses are not known to be environmentally friendly. They demand a lot of fresh water, fertilizers and herbicides to keep them looking green. Thats true of most golf courses. But lets look at one t
国家地理2008年
Science and technology 科学技术 Reptilian micturition 爬行动物的排尿 That's a relief 可算是方便了 Softshell turtles urinate through their mouths 鳖类通过其嘴部小便 WHY did the turtle stick its head in a bucket? 为什么乌龟
经济学人科技系列
Like many big cities in the developing world, the city of Jakarta, with a population of nine million people, is struggling to provide clean water to all its residents. In some poor neighborhoods international organizations are trying to help, but, th
VOA标准英语2010年(八)月
Two artists, Sun Xun and Zhou Tao, use video to explore Chinas industrialization and environmental degradation. 孙逊和周滔这两位艺术家用录像探索中国的工业化和环境恶化。 Mr Suns Mythological Time is a surreal, at times over
趣味英语
Surely, he will stop for water. 当然啦，他是会把船停下来装水的。 Nay. For a long time, now, the circus-running sun has raced within his fiery ring, and needs no sustenance but what's in himself. 不，那只在火热的圈子里，象赛
白鲸记
IF CALIFORNIA were not already so famous for Silicon Valley and Hollywood, it might be renowned for the cluster of water-technology firms in its San Diego County. The reverse-osmosis (RO) spiral module, the trick that underpins turning sea- and waste
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