The aircraft’s shaft-driven lift fan propulsion system produced more vertical thrust than needed to meet performance requirements.
经测试，飞机的轴驱动升力风扇推进系统可产生超过性能需求的垂直推力比。
2
In this paPer, nonlinear dynamic characteristic and transient performance of thrust bearings are studied.
本文主要研究了推力轴承的非线性动特性和瞬态性能。
3
Under given radius and width of the brake drum and thrust of actuating pump, braking performance may be improved by increasing the braking torque of the brake.