Mechanical strength, machinability, surface corrosive and wear abrasion of a new type glass ceramic composed of fluorophlgopite Ca-mice were studied in this article.
研究了一种新型的钙云母为主相高强度的可切削玻璃陶瓷的力学性能、可加工性、表面耐腐蚀性、耐磨耗性。
The wear abrasion and ageing of contact is one of the important factors which affect the electromagnetic relay reliability.
电磁继电器触点的磨损和老化是影响继电器可靠性的重要因素之一。
The high chromium white cast iron was carried on wear abrasion test under different loads on the testing machine.