cutting part短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 切割部分 Transient dynamic analysis for the cutting part of shearer by finite element software ANSYS has been made, the law of vibration displacement is studied from the perspective of time response. 利用ANSYS有限元软件对采煤机截割部进行了瞬态动力学分析，从时间响应的角度研究振动位移规律。 fabiao