hard steel TEF/TCF常用TEF/TCF专四

硬钢 newhard steel的英文翻译是什么意思，词典释义与在线翻译：参考翻译硬钢英英释义Noun:steel with more than 0.3% carbon

hard steel的用法和样例：例句The tip of the screw driver has been made of hardened steel which has been ground to provide a long life and a precise carburettor set-up.
尖端的螺丝刀已经取得了淬硬钢已地面提供一个长期的生活和一个确切的化油器的设立。

硬钢 newhard steel的英文翻译是什么意思，词典释义与在线翻译：参考翻译硬钢英英释义Noun:steel with more t硬钢 newhard steel的英文翻译是什么意思，词典释义与在线翻译：参考翻译硬钢英英释义Noun:steel with more t

尖端的螺丝刀已经取得了淬硬钢已地面提供一个长期的生活和一个确切的化油器的设立。