图5. T6态时效不同时间后2A97 Al-Li合金显微组织的TEM像
Fig.5. TEM images of 2A97 Al-Li alloy with T6 ageing for 4 h (a, b), 12 h (c, d) and 60 h (e, f)(a, c, e) <100>Al direction (b, d, f) <112>Al direction