In order to improve the anti-jamming performance of a vortex precession meter, the disciplinarian of the vortex precession and the mechanism of hydrodynamic osc
Under global warming,the risk of heat injury for crops increases,which leads to increasing instability in agricultural production.In this study,based on phenolo
With the viewpoint of integrating all phases of product life cycle,product disassembly problem is discussed. An kind of logical net methodology for product disa
Numerical simulation of extrusion process of aluminium tube is dealt with using the finite element polycrystal model. The non-uniformity in plastic anisotropies