Department of Instrumentation Engineering Shanghai Jiao Tong University Shanghai 200240 China;
Department of Instrumentation Engineering Shanghai Jiao Tong University Shanghai 200240 China;
Department of Instrumentation Engineering Shanghai Jiao Tong University Shanghai 200240 China;
Department of Instrumentation Engineering Shanghai Jiao Tong University Shanghai 200240 China;
Department of Instrumentation Engineering Shanghai Jiao Tong University Shanghai 200240 China;
Lamb wave sensors array; density; dielectric constant; plate thickness; cut orientation;