Qiao Z Y, Xu Z H, Liu H L, Computerized Physical Chemistry of Materials and Metallurgy. Beijing: MetallurgyIndustry Press, 1999: 142

侨芝郁，许志宏，刘洪霖。冶金和材料计算物理化学。北京：冶金工业出版社1999：142。

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My name is Liu Fang from M&H company, a company in China. I called because I was wondering if your company would be interested in a new product we have developed.

我是中国M&H公司的刘方，想要介绍本公司新产品给贵公司，不知道您是否有兴趣。

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The correspondence authors are Dr H. Zhong and Professor T. Liu, both from Jinggangshan University, Jian, China.

信函作者是每小时钟博士和教授柳，无论从井冈山大学，建，中国。

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