Adopting special technical treatment on lamps to guarantee UV depreciation less than 25% during the useful lifetime.
采用特有的处理技术，确保灯管在有效寿命期间的紫外线衰减小于25%。
The worry is that corrosion induced by space weather may reduce the useful lifetime of the pipes, which in turn means they require early replacement.
另人担忧的是由空间天气引起的生锈会降低管道的使用寿命，这也意味着要提前更换。
Formal documentation of system semantics (through modeling) will increase software quality and extend the useful lifetime of designs (thereby increasing ROI).
系统语义的正式文档(通过建模)将提高软件质量，延长设计的有效生命周期(从而提高roi)。
In engineering design, it is important to estimate the likelihood of occurrence of a major earthquake within the useful lifetime of the structure (say, 100 years).
在工程设计中，这是很重要的，估计可能发生的大地震，有用寿命内的结构(说，100年)。
As I have said here before, skills like taking notes effectively are useful for a lifetime. The self-directed learner knows this.
如我之前所言，像有效地记笔记之类的技巧一直会有用。自主学者对于这一点非常清晰。
These data might be useful to estimate the lifetime of plasma facing components and to analyze the impurity level in core plasma of fusion reactors.
这些结果对估计面对等离子体的部件寿命和分析聚变堆堆芯等离子体中的杂质水平估计是很有用的。
Is estimating lifetime cardiovascular risk useful?
评估终身心血管疾病风险有用吗？
The weak event pattern can also be used whenever the object lifetime of the source exceeds the useful object lifetime of the listener.
当源的对象生存期超出侦听器的有用对象生存期时，也可以使用弱事件模式。
Mila and Oa have channeled a lovely "complete ascension Workbook" with focuses that will be useful to creating a complete ascension in this lifetime.
Mila和Oa已经传递了一份有用的“完整提升工作手册”，关注那些对此生中创造一个完整提升有用的途径。
Mila and Oa have channeled a lovely "complete ascension Workbook" with focuses that will be useful to creating a complete ascension in this lifetime.
Mila和Oa已经传递了一份有用的“完整提升工作手册”，关注那些对此生中创造一个完整提升有用的途径。
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