General Manager Wang Qixin Communicated with Hydraulic Expert Professor Yang Fengyu on Technology
2008-10-17 clicks：
General manager Wang Qixin communicated with hydraulic expert professor Yang Fengyu on hydraulic servo test principle and method.
Professor Yang Fengyu, the professor of Lanzhou University of Technology, doctorial tutor.
Professor Yang Fengyu, the professor of Lanzhou University of Technology, doctorial tutor.