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LINJIANRONG 2016-1-3 12:23
有关数学的研究成果都是人类的财富,未来,科学艺术是世界通行货币。
laofan68 2015-12-30 12:09
陈老师:您好!
      打扰了,谢谢您! 我的电子信箱是:fanzhenying68@163.com      我的英语不太好,您发来我慢慢学吧。
      我也记下您的网页了,以后多向您学习。
   再次深表谢意!      范振英
laofan68 2015-12-28 10:18
陈京老师:
    谢谢您的回复! 很希望能拜读到您的大作,若能寄一本来就太感谢了,请告诉我需要多少钱,怎么汇款,我给您寄去。
    我叫范振英;地址:天津巿红桥区红旗路宜兰里1号楼2门701;邮编:300121    电话:13920830524  多谢!
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