| |||
life expectance; life expectation | |||
the expectation of life | |||
estimated life | |||
expectancy life | |||
expectation of life | |||
life expectancy | |||
| |||
estimated life of an electric insulation system |
估 计 寿命 : 16 phrases in 8 subjects |
Aviation | 3 |
Business | 5 |
Economy | 2 |
Environment | 1 |
Metallurgy | 1 |
Securities | 1 |
Space | 1 |
Technology | 2 |