cylindrical grinder短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 外圆磨床 Introduces elastic centertipfor measuring cylindrical grinding forces under machining condition without any change of cylindrical grinder. Gives the structure of the elastic center. 介绍一种在生产条件下测量外圆磨削力的方法，给出了相应的结构图。 chemyq