ZUO Jianmin. Hydraulic and Pneumatic Transmission[M]. Beijing: Machinery Industry Publisher, 2001.
左健民。 液压与气压传动[M]。 北京： 机械工业出版社， 2001。
2
Like Teacher Li (Li Jianmin) said that, because in the Taosi culture Panlong, pottery dish on Long;
像李老师（李健民）说的，因为在陶寺文化有盘龙，陶盘上有龙；
3
Wang Zhan, Meng Qingren and Jie Jianmin. 1999. Geology structural evolution and distribution of oil and gas in Huanghua depression. Beijing: Science press, 115.