基本释义:

预定平均寿命

网络释义

1)expected mean life,预定平均寿命

2)the expected overage life-span,平均预寿命

3)calculated average life,平均预测寿命

4)predicted mean life,预见平均寿命

5)average life expectancy,平均寿命预期值

6)expected average life,预期平均寿命