performance testing的用法和樣例：
例句
- This paper introduces thermodynamic performance testing principle and device of aircooler with room heat balance method.
介紹了使用房間熱平衡法進(jìn)行冷風(fēng)機熱工性能試驗的原理與裝置。 - The testing person uses the universal testing machine to make material mechanical testing.
化驗人員用萬(wàn)能材料試驗機做材料機械性能試驗。
