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| English | Chinese |
| biological half life | 生物半衰期 |
| design life of equipment | 设计寿命, |
| effective half-life | 实际半衰期 |
| half-life | 半衰期 (τ) |
| half life | 半衰期 |
| mean life | 平均寿命 |
| physical half life | 物理半衰期 |
| qualified life of equipment | 合格寿命 |
| qualified life of equipment | 鉴定寿命, |
| radioactive half-life | 放射性半衰期 |
| software life cycle | 软件生存周期 |