High accuracy turret and single spindle coordinate drilling and boring machines with table of fixed height with vertical spindle. Test conditions. Testing of the accuracy. Part 2: Portal type machines with moving table.
高精度转台和单轴坐标钻床和镗床 带垂直主轴的固定高度工作台 测试条件 测试的准确性 第2部分:带移动工作台的门式机器