壁厚圆度误差
thickness roundness deviation
圆度测量系统
circular degree detection system
圆度测量仪
roundness measuring instrument
圆度误差分离技术
straightness error separation
圆度误差评定
cylicdricity error evaluating
roundness error evaluation
圆度仪
roundness machine
roundness tester
Roundness instrument
Roundnes measuring instrument