extra deep drawing

• 极深冲

extra deep drawing的用法和样例：

例句

1. Textures in deep punching niobium sheets have been examined by the EBSD technology in the present paper.
   介绍了采用电子背散射衍射测定深冲用再结晶铌板织构的结果。
2. The structure and texture of continuous or batch annealing deep drawing and extra-deep drawing steel sheets were observed and analyzed.
   摘要对连续退火或罩式退火后的深冲钢板和超深冲钢板的组织以及织构进行了观测和分析。