本文对活塞环仿形车、铣组合机床电气控制系统中硬件配置及PLC的软件设计特点进行了探讨。
This paper discusses the hardware configuration and the PLC software design in the electrical control system of a piston ring profile lathing and milling combined machine tool.
有提高的抗擦伤性、抗裂性和抗疲劳性的活塞环，和它的生产方法，以及活塞环和气缸体的组合。
Piston ring excellent in resistance to scuffing, cracking and fatigue and method for producing same, and combination of piston ring and cylinder block.
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