Jining Hub Project
中国大运河技术史

        In the 9th year of Yongles Period of the Ming Dynasty (before theconstruction of Daicun Dam and Nanwang Hub Project),Jining HubProject was an important project for the water source and waterdiversion of the Huitong Canal.The Wen River,the Sishui River and    （共 2907 字）     [阅读本文] >>