In 1974, Yuan and his team developed the world's first hybrid rice successfully.
1974年，袁和他的团队成功培育出世界上第一株杂交水稻。
They first developed the method in mice and although the identifying markers are quite different in human cells, they have been able to successfully map their knowledge from mice onto humans.
首先，他们提出一种在小鼠上用的方法，虽然识别标记与人类细胞完全不同，但是他们已经能够自小鼠自人类复制他们的知识。
This thesis introduces the research work of hot-rolled drawing steel sheet which is first developed successfully in China.
本论文工作正是国内首次对于热轧拉延钢板所进行的成功的实验室研究。
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