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uploads/knee and column.jpg

knee and column (銑床的)升降臺。

knee brace

Specification for the accuracy of machine tools and methods of tests - milling machines , knee and column type , horizontal or vertical spindle plain 機床精度及試驗方法.第3部分:臥式或立式平面升降臺銑床

Specification for the accuracy of machine tools and methods of tests - milling machines , knee and column type , horizontal spindle , universal 機床精度及試驗方法.第5部分:臥式萬能升降臺銑床