Institute;
of;
Intelligent;
Instrument;
&;
Measurement;
Control;
Technology,;
Jilin;
University,;
Changchun;
130026,;
China;
Institute;
of;
Geology;
&;
Geophysics,;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100029,;
China;
Institute;
of;
Geology;
&;
Geophysics,;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100029,;
China;
Institute;
of;
Intelligent;
Instrument;
&;
Measurement;
Control;
Technology,;
Jilin;
University,;
Changchun;
130026,;
China;
Institute;
of;
Intelligent;
Instrument;
&;
Measurement;
Control;
Technology,;
Jilin;
University,;
Changchun;
130026,;
China;
Institute;
of;
Intelligent;
Instrument;
&;
Measurement;
Control;
Technology,;
Jilin;
University,;
Changchun;
130026,;
China;
vibrator,; coupling; model,; electromagnetic,; nonlinear; vibration.;