| • reciprocal mean life time | |
| माध्य: average arithmetic mean medium | |
| माध्य आयु: average life mean life माध्य average | |
| आयु: age life year longevity life-time life span | |
व्युत्क्रमी माध्य आयु अंग्रेज़ी में
[ vyutkrami madhya ayu ]
| • reciprocal mean life time | |
| माध्य: average arithmetic mean medium | |
| माध्य आयु: average life mean life माध्य average | |
| आयु: age life year longevity life-time life span | |
