School of Mechatronics Engineering;
University of Electronic Science and Technology of China;
Chengdu 611731;
China;
State Key Lab of Tribology;
Tsinghua University;
Beijing 100084;
China;
Department of Mechanical Engineering;
Tsinghua University;
Beijing 100084;
China;
Beijing Key Lab of Precision/Ultra-precision Manufacturing Equipment and Control;
Tsinghua University;
Beijing 100084;
China;
School of Information Engineering;
Wuchang University of Technology;
Wuhan 430223;
China;
quasi-zero stiffness(QZS); vibration isolation; natural frequency; transmissibility;