drop presses造句

• Abstract : the epoxy plastic ( ep ) moulding surface of drop hammer die seriously presented embrittlement and deformation while drop pressing
  文摘:原有的环氧塑料落压模在使用过程中模具型面脆裂变形严重。
• The theory basis of selecting the equipment is found by calculating the medium frequency induction hrating furnace and onatching equipment in 125mn drop press production line
  摘要通过对125mn热模锻压力机生产线中频感应加热炉及配套设备的分析计算，找出了选型的理论依据。