美国应该根据寿命来调整退休年龄，整改高收入人群的收益计算公式。
America should index the retirement age to longevity and make the benefit formula for upper-income workers less generous.
本文首先分析了可靠性和寿命两个基本概念，并给出“节能寿命”的定义和相应的计算公式。
At first, this paper presents the fundamental concepts of reliability and life, gives the definition of "energy-saving life" as well as its calculating formula.
指出了影响锅炉对流受热面剩余寿命计算公式的应用前提，分析了由于燃煤质量的下降，造成受热面磨损的原因。
The calculate formula premise of the residual life of boiler convection heating surface is pointed out, and the cause of heating surface wearing due to the quality decline of coal is analyzed.
应用推荐