Optical measuring method, optical interferometry is the most common and used widely for high accuracy non-contactvibration measurement.
光学测量法中以光干涉测量技术最为常见和应用广泛，可实现高精度的非接触式振动测量。
2
The introduction of the structure of non-contactvibration sensor improved the durability of the instrument, realizing the two-dimensional vibration testing.
该测震装置引入无触点振动传感器的结构以提高装置的耐用性，实现了二维振动的检测。
3
Multisensory devices have already been developed and tested on reinnervated amputees, relaying sensations of contact, pressure, vibration, shear force and temperature.