衍架 meaning in English
girder
Examples
- M - type pneumatic riveting hammer is mainly used for hot working of metal construction in bridge truss , mine car , and it is also used for other working place in which impact energy is to be required
型系列风动铆钉机主要用于金属结构的热铆接工作，如桥梁、衍架、矿车等铆接工作，也可用于其它需要冲击能量的工作场合。