The limiting drawing rate is a very important index of blank's pressing capability, and it is the basic reference deciding to drawing pressing technology.
坯料的极限拉深系数是一种重要的冲压性能指标，它是决定拉深工艺方法的基本依据。
The limiting drawing rate is a very important index of blank's pressing capability, and it is the basic reference deciding to drawing pressing technology.
坯料的极限拉深系数是一种重要的冲压性能指标，它是决定拉深工艺方法的基本依据。
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