hammer forging是什么意思 hammer forging怎么读
hammer forging的用法和样例
- BLACKSMITH'S HAND AND HAMMER TOOLS.STRAIGHT HARDIES.
手锻和锤锻用锻工工具直刃錾子。 - The dynamic stress concentration problems at the swallowtail on a hammer forging die are investigated by using the dynamic photoelastie method.
用动态光弹性法研究了锤锻模燕尾的动态应力集中问题。
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