1、A PRE-TEST MODEL OF REMAINING LIFE-TIME FOR 130mm CANNON
130mm加農(nóng)炮剩余壽命的一種預(yù)測模型

2、A long life-time CO_2 laser
長壽命CO_2激光器

3、We offer a life-time guarantee。
我們提供永久保證。

4、Like the earlier law, it would require parity in annual and life-time limits.
像此前的法律一樣，它要求每年和一生的平權(quán)。

5、measurement of life-time of nuclear levels
核能級壽命測量

6、Study of Long Life-time XeCl Laser with Ar as Diluent Gas
Ar作稀釋氣體的長壽命XeCl激光器的研究