I am your old friend Zuo Sitong from Beijing Primary School.

我是你们的老朋友，北京小学的左思彤。

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Tan Sitong was an outstanding social reformer at the end of the Qing Dynasty.

谭嗣同是清末杰出的社会改革家。

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In this thesis, a real management information system of SiTong Environment Corporation is designed and realized.

本文阐述了一个实际应用系统——湖州四通环境有限公司管理信息系统的开发和设计过程。

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