convexconcave
常见例句
- It this article,the authers expounds in detail the particuler methods for adjusting the clearance of the convexconcave dies,according to the practical neccessity for the production of blanking dies.
此文根據沖裁模生産實際需要,綜郃闡述了凸凹模間隙的調整方法。 返回 convexconcave