preliminarily相关论文
Cross-spring pivots, formed by crossing two identical flexural beams at their midpoint, have been broadly used in precis......
The phenomenon of discharge atomization occurs as hydraulic structures discharging,which influences the safety of power ......
Threat assessment is one of the most important parts of the tactical decisions,and it has a very important influence on ......
Firstly,in view of the respective defects of existing self-centering devices for vehicle suspension height,the design sc......