The Side tuned mass damper (STMD) has been used more often in control of structure vibration, but its controllable frequency range is relatively narrow.
单频调谐质量阻尼器已被较多地用于结构振动控制中，但是它的被控频带比较窄。
2
If there is a damper, such as the export side in the row by putting a filter or a limiter, will promote the pump fluid through them.
如果有一个阻尼器，比如在排出口侧放一个滤网或一个限制器，泵则会推动流体通过它们。
3
The damper plates have a weight attached to one side, and a chain attached to the other side.