Universalization of human rights is the result of reviewing World War II and the proof of the advancement of human civil......

MALI is at risk of splitting apart and Africa is entering a new period of intense change. An article published on April ......

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

在全球石油高度紧缺的形势下,寻找剩余石油显得非常重要.但是,容易寻找的简单构造油气藏大都已发现,剩下未发现的油气藏大都是复杂......