Affected by the shell, the measuring accuracy of the FF-P sensingprobe (with a metal shell) is quite different from a bared one, so calibration is needed.
金属外壳的力学性能的好坏直接影响传感器测量精度，因此有必要对其进行标定。
2
A novel reflective fiber optic microphone was introduced. It USES a reflective fiber optic sensingprobe to realize the outside modulation of sound to light.
一种新型的反射式光纤麦克风，它利用反射式光纤传感探头实现声音对光的外调制。
3
The operating principle and structure design of the sensingprobe of the FBG geophone are explained in detail. We reckon the sensitivity and frequency characteristic of the sensingprobe.