The dead center is held in a tapere

The dead center is held in a tapered hole in the tailstock quill. The quill is moved back and forth in the tailstock barrel for longitudinal adjustment. The handwheel advances the quill for drilling and tapping operations. The quill is kept from revolving by a key that fits a keyway, cut along the bottom of the quill.

結果 (中文) 1:

死中心举行在尾架套筒锥孔。羽毛在尾座套筒中来回移动纵向调整。手轮进展钻孔、 攻丝操作鹅毛笔。羽毛是隐瞒旋转由适合的键槽，沿着羽毛的底部剪的关键。

結果 (中文) 2:

死者中心在尾座套筒锥形孔举行。鹅毛笔移动的尾座每桶纵向调整来回。手轮推进羽毛笔钻孔和攻丝。鹅毛笔是由适合键槽，沿主轴的底部切一键旋转不停。

結果 (中文) 3:

死点在尾架套筒锥孔举行。笔是来回移动的尾座套筒纵向调整。手轮提出钻孔攻丝操作的羽毛。笔不旋转的关键，符合一个键槽，沿着底部的羽毛。