立式车床检验条件 精度检验 第1部分:单柱和双柱立式车床
Test conditions for vertical turning and boring lathes - Testing of the accuracy - Part 1: Single and double column vertical turning and boring lathes
2009-04-13
BS 4656-22-1988
Accuracy of machine tools and methods of test-Specification for vertical boring and turning lathes, single and double column types
机床精度和试验方法