文章分析了船用离心泵产生运行振动的原因，提出了一些减缓和消除运行振动的方法和建议。
The article analyzes reasons that lead to operating vibration of a marine centrifugal pump, and proposes practical measures and suggestions to anti-vibration.
不像运行起来比它更稳定的直列六缸引擎或者极其流畅的V - 12引擎，卑微的四缸引擎会以一种比自身机轴转速高两倍的频率产生一上一下的振动。
Unlike the better balanced straight-six or even the ultra-smooth V-12 engine, the humble four-cylinder generates an up and down vibration with a frequency of twice the crankshaft's rotational speed.
另外一群MIT的研究者们最近也开发了一种车用脉冲吸收器，它可以利用汽车运行过程中的上下振动来产生电能。
A group of students from MIT also recently announced the development of a shock absorber for vehicles that USES the up and down motion when driving to generate electricity.
应用推荐