事故前预案 pre-emergency planning
睡前故事 Bedtime Stories ; Bedtime Story ; Big Fuzzy ; rrgushi ; [电影] bedtime stories
事故前地震加速度 pre-accident earthquake acceleration
身故前地址 Residence at time of death
首次故障前平均时间 mean time to failure
故障前平均时间 mean time to failure ; mean time before failure ; MTTF ; Mean-Time -TO-First-Failure
故障前的 prefault
梅丽莎睡前故事 Melissa Bedtime Stories
平均故障前时间 MTTF ; mean time to failure
事前故意 antecedent intent ; [法] intent before the fact
由于红细胞增多可能需要降低剂量或停止治疗，故应在开始治疗前、初始治疗后的3 ~ 6个月以及随后的每年检测红细胞比积。
Because polycythemia may require dose reductions or discontinuation of therapy, hematocrit should be obtained at baseline, 3 to 6 months after initiation of therapy, and annually thereafter.
由于罗茨泵是一种无内压缩的真空泵，通常压缩比很低，故高、中真空泵需要前级泵。
As the Roots pump is a non-vacuum inside the compression, the compression ratio is usually very low, so high, medium and vacuum pumps need to pump before.
故，必须要做好浇筑时和浇筑前混凝土质量控制的工作，本文阐述了混凝土试验的各项要点，为以后的工作提供了依据。
So, must want to make casting and pouring the concrete quality control before work, this paper expounds the main points of the concrete test, for the future work to provide the basis.
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