键孔 meaning in English
key hole
◇键孔锯 [设计] keyhole saw; 键孔卡尺 keyhole caliper
Examples
- Broaching spline hole with lathes
车床拉削花键孔 - Machine tools ; spline shafts and spline bore profiles with 4 splines , internal centering , dimensions
机床.带4个键的花键轴和花键孔的剖面.内定心.尺寸 - Machine tools ; spline shafts and spline bore profiles with 6 splines ; internal centering , dimensions
机床.带6个花键的花键轴和花键孔外形轮廓.内径中心