GB/T 5289.3-2006
卧式铣镗床检验条件.精度检验.第3部分:带分离式工件夹持固定工作台的落地式机床
Test conditions for boring and milling machines with horizontal spindle - Testing of the accuracy - Part 3: Floor type machines with detached, stationary work-holding table
GBT5289.3-2006, GB5289.3-2006