A wetness measurement system based on cavity perturbation method is designed for precise measuring,including automatic frequency tracing system and equal precision frequency measurement system.

• 以汽轮机内蒸汽湿度的准确测量为目的,设计了基于微波谐振腔微扰法的蒸汽湿度测量系统:自动频率跟踪系统和等精度频率测量系统。