The presentation method of the mechanical motion scheme must support the whole process of conceptual design.To meet the requirement,a semantic network method is
The 1/2 subharmonic resonance of a shaft with unsymmetrical stiffness is studied By means of the Hamilton's principle the nonlinear differential equations o
To simulate steady airflows inside of wall-flow diesel particulate filters (DPF) with different reverse blowing pipes collocation, a mathematical model of the f