题目内容
（请给出正确答案）
[主观题]
影响最小工序余量的因素有 。 The factors that affacts the minimal operation allowance are 。
A、前工序的表面粗糙度和缺陷层 Roughness and depth of defect layer produced by the preceding operation
B、上工序的工序尺寸公差 Tolerance of the operation dimension produced by the preceding operation
C、前工序的安装误差 Installation error of preceding operation
D、前工序形成的表面位置误差 Relative position error between preceding machined surfaces
提问人：网友lhccls
发布时间：2022-01-07
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