unsteady force meaning in English
非定常力
非稳定力
Examples
- Owing to unsteady ship driving power , vibration of ship body , sealing function of seal part and variable stern flow companying with rotating propeller , the unsteady force results to vibration of ship shaft , which makes the oil film of stern journal bearing vibrate
由于船舶动力的非稳定性、船体的振动、尾轴密封装置的密封作用及螺旋桨的不均匀伴流作用，导致尾轴振动，使得尾轴承润滑油膜涡动。 - Through the verification calculations on various types of propeller , the numerical method and computer program presented in this paper can give a satisfied result of open water performance of propeller , unsteady forces , pressure distribution of blade surface
通过对各种类型螺旋桨的校核计算，表明本文提出的计算程序在螺旋桨敞水性能、非定常力、桨叶表面压力分布等方面均能取得令人满意的计算结果。