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1.A few months can mean life or death.
几个月就可以决定生死。收藏指正
2.A few month can mean life or [all] death.
几个月就意味着生死问题。收藏指正
3.Every single second could mean life or death for a person trapped the debris.
对困在残骸中的人们而言，每一秒都决定着他们的生死。收藏指正
4.According to the study of unrepairable product residue mean life, based on the mathematical description of the residue mean life and the basic knowledge of reliability and mathematical statistics, a method is deduced to assess the confidence lower limit for the mean residual life, and an engineering instance is analyzed.
通过对不可修复产品平均剩余寿命的研究，基于产品平均剩余寿命的数学描述，利用可靠性及数理统计的基础知识，逐级推演，提出了适用于各种寿命分布类型的产品平均剩余寿命置信下限的一种评估方法，并结合工程实例进行了分析。收藏指正
5.The ASME code_based evaluation with 20 reduction factor on the mean life is much more conservative than that with 2 reduction factor on the stress amplitude.
ASME法中，基于20倍裂纹萌生寿命降低系数的S?N曲线估计结果较基于2倍虚拟应力幅降低系数的估计结果要保守得多。收藏指正
6.When drilling extra-hard, compact and weak-abrasiveness formation, diamond bit is oftenpolished and slipping. The drilling efficiency, run and the mean life are very low.
金刚石钻头在坚硬致密弱研磨性岩层钻进时,经常出现钻头抛光和打滑现象,钻头时效、使用寿命都非常低。收藏指正
7.However mean your life is, meet it and live it;
不管你的生活如何卑贱，你要面对它，度过它；收藏指正
8.This is often difficult or impossible to anticipate but mean the life or death of a restaurant.
通常要预料所有这一切是很困难的或者根本就不可能，但是能否做到这一点又意味着餐馆的存亡。收藏指正
9.However mean your life is, meet it and live it; do not shun it and call it hard names.
不论你的生活如何卑贱，你要面对它生活，不要躲避它，更别用恶言咒骂它。收藏指正
10.However mean your life is, meet it and live it, do not shun it and call it hard name.
不论你的生活如何卑贱，你要面对它生活，不要躲避它，更不要恶言咒骂它。收藏指正
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