The approximate date when usable capacity will be reached can be calculated by dividing into the usable reserve capacity the rate capacity usaage is growing ( per day ) 当将达到可用容量时候，这个大概值能够通过分成可用储备容量和可用容量每天增长的速率来计算。
2.
The approximate date when usable capacity will be reached can be calculated by dividing into the usable reserve capacity the rate capacity usaage is growing ( per day ) 当可用的容量将扩大的时候，这个大概的数据能够通过分成可用储备容量和可用容量每天增长的速率来计算。
