One of the tool tips is in contact with a projection in the notch, and the other one is in contact with the adjacent tool tip and the lateral side of the notch for the positioning.
有一个刀尖与缺口内的凸台相接触，另有一个与其相邻的刀尖与缺口侧面相接触，起到定位的作用。
One of the tool tips is in contact with a projection in the notch, and the other one is in contact with the adjacent tool tip and the lateral side of the notch for the positioning.
有一个刀尖与缺口内的凸台相接触，另有一个与其相邻的刀尖与缺口侧面相接触，起到定位的作用。
应用推荐