sample life造句

例句与造句

1. abstract : this paper describes reliability trial methods for hydraulic pumps that meet different requirements . the methodology is concerned with part fatigue, part wear, whole element wear and whole element sequential sampling life length
   文摘:描述了适合不同要求下的液压泵可靠性试验方法，包括部件疲劳、部件磨损、整机序贯寿命和整机磨损四种可靠性试验方法。
2. It's difficult to find sample life in a sentence. 用sample life造句挺难的