A new measurement method for transformer winding deformation is proposed on the basis of ultrasonic reflectionprinciple.
根据超声波反射的原理,提出了变压器绕组变形检测的新方法。
2
A light-reflection liquid, level sensor with optical fibers isdescribed, which is based on the fiber input-light reflectionprinciple.
描述了一种具有参考信号的反射式光纤液位传感器,它是利用光纤的输光反射原理测量液位。
3
Besides this paper discusses the sorting principle of micro diameter glass bead and brings forward sorting roundness with motion resistance and knocked-on reflectionprinciple.