convexconcave

常見例句

• 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(jù)沖裁模生產(chǎn)實際需要,綜合闡述了凸凹模間隙的調(diào)整方法。
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