我国现有中小型破磨机械制造厂约50家,主要产品如表1所示。近年来,我国中小型矿山用的破磨机械生产能力和水平不断发展和提高。从产品的品种来看,完全有能力装备各种规模的中小型矿山。从1982年开展创优活动以来,有很多 China’s existing small and medium-sized Saber Machinery factory about 50, the main products shown in Table 1. In recent years, China’s small and medium mines with crushing machinery production capacity and level of continuous development and improvement. From the product variety point of view, fully equipped with all sizes of small and medium-sized mines. There have been many successful activities since 1982