Test conditions for high accuracy turret and single spindle coordinate drilling and boring machines with table of fixed height with vertical spindle — Testing of the accuracy — Part 2: Portal type machines with moving table
带立式主轴固定高度工作台的高精度转台和单轴坐标钻床和镗床的试验条件——精度测试第2部分:带移动工作台的门式机器