impact ductility是什么意思 impact ductility怎么读
impact ductility的用法和样例
- Polypropylene shows a high mechanical strength, tensile strength, but a low notched impact strength, PP resists stress cracking and it is easy to weld.
聚丙烯具有高刚性，高硬度和高强度，但缺口冲击韧性一般。 - By purifying the alloy melt, refining matrix grain and carbide, it is possible to increase the impact toughness of the Cr-alloyed white cast iron.
通过净化合金液，细化基体晶粒，细化碳化物可使铬合金白口铸铁的冲击韧性提高。
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