{HEAD ~ A piezoelectric resonator element} includes: {TAIL ~ a resonating arm} extending in a first direction and cantilever supported; a base portion cantilever supporting the resonating arm; and an excitation electrode allowing the resonating arm to perform flexural vibration in a second direction that is orthogonal to the first direction 
{ HEAD ~ A piezoelectric resonator element } includes : { TAIL ~ a resonating arm } extending in a first direction and cantilever supported ; a base portion cantilever supporting the resonating arm ; and an excitation electrode allowing the resonating arm to perform flexural vibration in a second direction that is orthogonal to the first direction
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH