磨皮辊机
Vertical grinder belongs to roller grinder by externally force.
立式磨煤机属于外加力型辊盘式磨煤机.
Influence of adjustment error of tapered roller spherical basic end face grinder on basic end face form
圆锥滚子球基面磨床调整误差对基面形状的影响
英语网 · 双语娱乐资讯
英语网 · 双语新闻