Considering the randomness of concrete carbonation, the paper put forward a probability analysis method of concrete carbonation span-life.

考虑到混凝土碳化的随机性，提出了混凝土碳化寿命的概率分析方法。

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God saw that he had to limit the life span of humans, or risk creating an enemy that was nearly equal to him.

上帝发现他限制了人类的寿命，否则就是冒险创造了与他平等的死敌。

耶鲁公开课 - 旧约导论课程节选

So one of the reasons there is a huge increase in life span is because people aren't dying of things that they would have in prior years.

寿命范围显著增长的一个原因是,人们不再死于,以前那些致死的东西

耶鲁公开课 - 生物医学工程探索课程节选

The expected life spans increased dramatically in the last couple of hundred years until now, for people that were born when you were born you can expect to live to be 80 years old, a doubling in life span, fairly dramatic.

从几百年前到现在,预期寿命显著增长了,你们同期出生的那批人,能够活到八十岁,预期寿命增长了一倍,令人印象深刻

耶鲁公开课 - 生物医学工程探索课程节选

We no longer have to confine the life span of the LED to the life span of the converter.

WSJ: Seoul Semiconductor's LED-Lighted Path

That roughly means there's a 50% chance she'll live that long (roughly, because the median life span is not necessarily the average life span).

FORBES: The 62/70 Solution

Span of life is the scarcity that will govern human interactions and consumer businesses.

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