 |
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| useful economic life; useful life | |||
| useful lifetime; useful period of service; useful life (по индивидуальной оценке владельца) | |||
| срок полезной службы: 12 phrases in 9 subjects |
| American usage, not spelling | 1 |
| Astronautics | 1 |
| Automobiles | 2 |
| Economy | 3 |
| Information technology | 1 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Technology | 1 |
| Радиоактивное излучение | 1 |