utilization rate; usage rate; capacity factor
Refers to the proportion of available capacity or resources actually used, common in business, engineering, and statistics.
The capacity utilization rate of this factory exceeds 80%.
We will investigate the usage rate of the new service.
equipment utilization rate; capacity factor
Compound of 利用 (riyō, 'use, utilization') and 率 (ritsu, 'rate, proportion').