This paper presents the calculation methods for life expectation of automotive leaf springs.

介绍了作者在产品设计中，多年来采用的汽车钢板弹簧设计寿命的计算方法。

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The length of life depends on various factors. Expectation of life is due to various factors.

人们寿命的长短取决于种种因素。

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The recent and scientifically controversial announcement of arsenic-eating microbes in the eastern California desert has ratcheted up the expectation of finding life among the stars.

最近在东部加利福尼亚的沙漠里发现的吸砷微生物尽管在科学角度充满了争议，但是大大增加了人们在其他星球发现生命的希望。

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As I pointed out this time last year, increasing expectation of life is, in general terms, good news for us as individuals.

BBC: Peter Thompson's speech

Given advance hype for the movie as extravagant as its violence, I doubt that audience members, whatever their race or age, bought tickets with the expectation of seeing some historically faithful saga of antebellum life, and neither did I.

CNN: Why 'Django Unchained' stirs race debate

It's taken some adjustment to get used to life in the public sector where criticism is abundant and there is little expectation of privacy.

WSJ: Gloria Guevara, Mexico's Secretary of Tourism