图2. 不同冷变形量及时效制度下GH3625合金热挤压管材XRD谱
Fig.2. XRD spectra of GH3625 superalloy hot-extruded tube under different cold reductions (ε) and ageing times (t) (a) ε=35% (b) ε=50% (c) ε=65%