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该文提出了基于有限差分法的浅油腔动静压轴承动特性分析的偏导数法,并利用该法分析了两种在国产磨床中常用的浅油腔动静压轴承的动特性.“,”The paper presents the partial derivative method for dynamic analysis of hybrid bearing with shallow recess based on the finite difference method. By use of the method, dynamic performances of two types hybrid bearing with shallow recess used in grinder made domastically are analyzed.