深氮化硬化32Cr3MoVE钢
32Cr3MoVE deep nitrided steel
循环软化硬化
cyclic hardening and softening
HIV感染者/AIDS患者
HIV infected-person and AIDS patients
05Cr17Ni4Cu4Nb沉淀硬化不锈钢
05Cr17Ni4Cu4Nb precipitation hardening steel
15-5PH沉淀硬化不锈钢
15-5PH precipitation hardened stainless steel
Al2O3弥散硬化铜
Al2O3 dispersion-strengthened copper
CO2硬化酚醛树脂
CO2-cured phenol-formaldehyde resin
CO2硬化水玻璃砂
CO2 cured water glass sand