相对于常规寿命测试方法，本方法用时大大减少，且操作简便，结果准确。
Comparing with conventional method this method had many advantages, such as short time for testing, easy operation and reliable results.
以某小型高速气缸白勺常规寿命试验为基础，通过对气缸白勺失效机理分析，确定其失效模型。
Based on the conventional life test of a small high-speed pneumatic cylinder, a failure model is determined through failure mechanism analysis.
他估计，在一辆公交车12年的寿命期间，液压混合动力公交车将比常规的柴油车节省20%的成本以及比一辆柴油-电力混合动力车节省30%的成本。
He estimates the hydraulic hybrid bus would offer a 20 percent cost savings over a conventional diesel during a 12-year lifespan and a 30 percent cost savings over a diesel-electric hybrid.
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