3PIAO Y, XIAO X, WANG X, et al. Conditioning circuit for capacitive position sensor with nano-scale precision based on AC excitation principle[C]. IEEE International Conference on Electro/Information Technology (EIT), 2011: 1-6.
4MA Y, YU Y X, WANG X. Diameter measuring technique based on capacitive probe for deep hole or oblique hole monitoring [ J ]. Measurement, 2014(47) :42-44.
5AN Z, NINGDE J, LUSHENG Z, et al. Liquid holdup measurement in horizontal oi-water two-phaseflow by using concave capacitance sensor[J]. Meas- urement, 2014(49): 153-163.
6ZHAI L S, JIN N D, GAO Z K, et al. Cross-correla- tion velocity measurement of horizontal oil-water two- phase flow by using parallel-wire capacitance probe[J]. Experimental Thermal and Fluid Science, 2014(53) : 277-289.
7YANG H, LI R, WEI Q, et al. The study of high accuracy capacitive displacement sensor used in non- contact precision displacement measurement[C]. 9th International Conference on Electronic Measurement Instruments, 2009: 1-64-1-68.