Assertion: bearing's life | /r/Synonym | mean time
Facets:
value: sometimes
type: TEMPORAL
value: between failure
type: TEMPORAL
Source sentences:
text: The median or average life, sometimes called Mean Time Between Failure (MTBF), is about five times the calculated basic rating life.
text: Average life, sometimes called Mean Time Between Failure (MTBF), is about five times the calculated L10 life.