Poor countries are racing through the same demographic transition as rich ones, starting at an earlier stage of development and moving more quickly.
穷国正飞速经历富国曾经走过的人口结构转型历程。而且，它们开始得更早，进行得更快。
What caused the poor bleachability of dip fines ? the two factors coming from external contamination were : residual ink and transition metals in pulp, specifically iron.
摘要什么使得脱墨浆细料的漂白反应性能差？是来自内部杂质的两个因素：残余油墨和过渡金属，特别是铁。
What Caused the poor bleachability of DIP fines? The two factors coming from external contamination were: residual ink and transition metals in pulp, specifically iron.
什么使得脱墨浆细料的漂白反应性能差？是来自内部杂质的两个因素：残余油墨和过渡金属，特别是铁。
From the reality to the dream, there is no transition. For those poor and helpless people, it seems they get rich once they see the God's Epiphany.
从现实到梦想，中间没有任何过渡，对于贫穷无助的人来说，似乎那上帝一显灵，大家就发达了。
From the reality to the dream, there is no transition. For those poor and helpless people, it seems they get rich once they see the God's Epiphany.
从现实到梦想，中间没有任何过渡，对于贫穷无助的人来说，似乎那上帝一显灵，大家就发达了。
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