{HEAD ~ Embodiments} of a piezoelectric resonator element, a piezoelectric resonator, and an acceleration sensor according to the present invention will be described below based on a tuning fork type piezoelectric resonator element with reference to {TAIL ~ the accompanying drawings} 
{ HEAD ~ Embodiments } of a piezoelectric resonator element , a piezoelectric resonator , and an acceleration sensor according to the present invention will be described below based on a tuning fork type piezoelectric resonator element with reference to { TAIL ~ the accompanying drawings }
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