Assertion: tuning fork's frequency | /r/CapableOf | remain constant
Facets:
value: for many years
type: TEMPORAL
Source sentences:
text: The single fundamental frequency will remain constant for up to 15-20 years and the non-tarnishing material will not rust or corrode.
text: The single fundamental frequency will remain constant for many years and the non-tarnishing material will not rust or corrode.