contact fatigue

常见例句

Effects of nano diamond particles on contact fatigue life of steel ball were evaluated on a self-made ball-rod contact fatigue tester.
利用自制的球-棒疲劳试验机，研究了纳米金刚石粉对钢球接触疲劳寿命的影响。
Through the shallow hardening treatment, the steel T8A can have better contact-fatigue resistance to the repeatedimpactload-test and can be used for making the piston of rock drill.
经薄层硬化的T8A钢，可以获得较好的多冲接触疲劳抗力，故有可能作为凿岩机活塞用材。
Driver fatigue driving is a major factor that causes frequent traffic accidents frequent. Vehicle, non-contact, real-time driving fatigue testing equipment is the main research directions.
驾驶员疲劳驾驶是导致交通事故频频发生的主要因素之一，车载的、非接触式的、实时的驾驶疲劳检测设备是研究的主流。