The vibration force acting on the fluid directly comes into being the aerodynamic noise.

气动噪声是由直接作用在流体上的振动力产生。

youdao

Introduction of vibration force field is beneficial to shorten, filling time and increase transient cavity pressure.

振动力场的引入，有利于缩短充模时间，提高瞬态模腔压力。

youdao

The viscosity of LDPE melt decreases in vibration force field and has a minimum value with vibration frequency change.

在振动力场作用下ldpe熔体的粘度减小，随振动频率的变化有一最小值。

youdao

But there is a distinction between kinds of haptics, like force feedback where device pushes back against you, and cheaper vibration haptics which turn up in mobiles.

BBC: NEWS | Technology | Virtual veins give nurses a hand