Based on the research and analysis of the development status and characteristics of the Hydrogen fuel cell vehicle industry in Jinhua, combined with the domestic and foreign technology development direction and industry development trend, through extensive demand research and the
In the Internet era, the integration of ice and snow sports and tourism industry also has a greater platform and possibility. China is rich in ice and snow resources, but there are certain deficiencies in the training of professional talents, and the construction of facilities also needs to
In order to enhance steering behavior of FSAE racing car, we built a mathematical model of the post-disconnected steering trapezoid. We established the objective function by using the modified ideal Ackerman steering formula and the geometric relationship between the actual inner and outer
The rapid development and progress of urbanization has also driven the further development of transportation and construction industry on a certain level. If we really want to ensure the overall and effective improvement of the longitudinal pier height difference for the corresponding
. The metal-bonded diamond grinding wheels wear out obviously in grinding process of hard and brittle materials such as SiC ceramics, and the shape accuracy will be destroyed, which will affect the grinding surface accuracy and surface quality. In this paper, a
