impacting toughness

• 冲击韧度

impacting toughness的用法和样例：

例句

1. The effect of RE and heat treatment on eutectic carbide morphology and impact toughness of white cast iron was studied.
   研究了稀土变质与热处理对白口铸铁的共晶碳化物形貌及冲击韧度的影响。