短語(yǔ)詞組短語(yǔ)ageing hardening process 時(shí)效硬化進(jìn)程slow the ageing process 減緩衰老過(guò)程step ageing process 分級(jí)時(shí)效工藝rapid ageing process 快速老化過(guò)程Slow down ageing process 延緩衰老的步伐interrupted multi -step ageing process 多級(jí)斷續(xù)時(shí)效工藝The process of ageing 衰老過(guò)程 返回 ageing process