life estimation的用法和樣例：
例句
- A frequency domain method for predicting the fatigue life of notched specimens under random vibration loading is presented.
提出了一個考慮應力集中和疲勞極限影響的缺口件頻域隨機振動疲勞壽命估算方法。 - Both single and double paramete criteria for fatigue life assessmint under multi-axial cyclic loading have been discussed.
文中就目前所採用的單參數及雙參數疲勞壽命估算準則進行了評述。
