hardenedadj.冷酷的；麻木的；有核防护设施的动词harden的过去式和过去分词.hardenv.(使)变硬；(使)坚强hardening of seedling蹲苗hardened distribution硬化谱分布hardened steel roller淬火钢滚轮hardening constituent强化组成,强化相hardened filter paper硬质滤纸hardened welding gear焊接齿轮hardening accelerator促硬剂hardening temperature淬火温度,硬化温度hardened cement paste硬化的水泥浆hardening-softening硬化软化