Modern mechanisms has a broad application prospect, it could make great effect on controllable mechanism, robot, micro mechanism, mechanical dynamical analysis, etc.
现代机构学具有广泛的应用前景，可以对可控机构、机器人、微机械、机械动力分析等的深入研究产生影响。
2
In this paper, variable mass controllablemechanical systems are investigated.
本文研究一类变质量可控力学系统。
3
At present, the advanced technology of mechanical seal is the surface shape changed, the combined seal and the controllablemechanical seal.