cutting mechanism短语¹⁴⁴⁹⁷²⁺² 基本例句 切割器,切碎装置,切削机构 The adopting of the vibra- cutting mechanism provides a new way for road header to cut hard stone, but the existing vibra- cutting mechanism has some defects which restrict its wide application. 采用振动截割技术为臂式掘进机切割硬岩提供了一种新方法，但目前研制的振动截割机构存在一些缺陷，限制了它的广泛应用。 cnki