Standard Number: JB/T 3989.4-2017(JB/T3989.4-2017)
Chinese:渐开线圆柱齿轮磨齿机 第4部分：锥面砂轮磨齿机 精度检验
English:Involute cylindrical gear grinding machines Part 4: Bevel grinding machines Precision test
Effective Date:2017-10-01
Standard Applicability:
PDF Downloadable: N
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