我喜欢的一个指标是平均寿命。
该指标被用来确定开关的寿命。
This specification is used to determine the life of the switch.
转向架寿命是转向架的重要经济技术指标。
The usage life is the most important economic and technical index of bogie.
机械 构件的疲劳寿命是其可靠性的一个重要指标。
The fatigue-life of a mechanical part is a very important index for its reliability.
摘要：产品的疲劳寿命是现代设计的一个重要指标。
Abstract: the fatigue life of the product was an important characteristic of modern design.
摘要：产品的疲劳寿命是现代设计的一个重要指标。
Abstract: the fatigue life of the product was an important characteristic of modern design.
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