It should be noted that {TAIL ~ the embodiments} are applicable to {HEAD ~ a piezoelectric resonator element} having one resonating arm or a piezoelectric resonator element having two or more of resonating arms 
It should be noted that { TAIL ~ the embodiments } are applicable to { HEAD ~ a piezoelectric resonator element } having one resonating arm or a piezoelectric resonator element having two or more of resonating arms
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