Assertion: turbine's speed | /r/HasProperty | less than 10,000 rpm
Facets:
value: rarely
type: DEGREE
Source sentences:
text: Its disadvantages are a lower fuel efficiency, which at best is somewhat less than a diesel engine and even lower when operated below full design power, and an inconveniently high rotational speed, rarely less than 10,000 rpm, which is not easily applied.