短語詞組短語ageing hardening process 時(shí)傚硬化進(jìn)程slow the ageing process 減緩衰老過程step ageing process 分級時(shí)傚工藝rapid ageing process 快速老化過程Slow down ageing process 延緩衰老的步伐interrupted multi -step ageing process 多級斷續(xù)時(shí)傚工藝The process of ageing 衰老過程 返回 ageing process