Polygraph, its work's very similar to any other biofeedbackinstrument.
测谎仪的工作原理像其他的身体反馈仪器一样。
2
Relaxing skill training instrument, which is based upon biofeedback, is invented on the above mentioned social background.
基于生物反馈的放松技能训练仪正是在这样的时代背景下产生的。
3
In this paper, the design principle and electric circuit of a portable instrument, which is a newly developed device for the biofeedback therapy of skin temperature, is introduced.