English translation for "prehardened steel"

顶硬钢
预硬钢

Similar Words：

"preguntale" English translation, "pregwood" English translation, "preh" English translation, "prehalteres" English translation, "preharden" English translation, "prehardener" English translation, "prehardening" English translation, "preharmonic" English translation, "preharvest interval" English translation, "preharvest period" English translation