A method to calculate the surface shape error, which is caused by the installing error between the workpiece and the lapping tool in the process of form lapping
Puts forward a design project of light anti-tank missile controlled by gesture replication at the terminal trajectory, and it can hit the top of tank. The paper
Based on the finite element method(FEM) for the dynamical analysis of piezoelectric truss structures, the expressions of safety margins of strength fracture and