ICS43.040CCST33此版仅供学习参阅QC/T269—2023代替QC/T269—1999汽车铸造零件未注公差尺寸的极限偏差Permissibleautomobilecastingvariationsindimensionswithouttoleranceindication2023-04-21发布2023-11-01实...
