By the analysis of its content, organization, characteristics and translation of words, the article points out that the authors of Concise Foreign History were Robert Morrison and his sons.
文章通过对该书的内容、结构、特点与译词的分析，提出《外国史略》是马礼逊父子先后接续完成的一部世界史。
The paper introduces teaching content of Newton iteration algorithm in C language programming, and analysis its teaching difficulties.
介绍了C语言中牛顿迭代算法的教学内容，并分析了其教学难点。
Chemical composition analysis by microprobe shows that its colour is related to the content of CuO.
电子探针成分分析表明，其颜色是由铜离子引起的，铜的含量越高，颜色就越鲜艳。
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