图3. 无预制孔洞和不同位置预制孔洞单晶/多晶Ni复合体的拉伸应力-应变曲线

Fig.3. Tensile stress-strain curves of single crystal/polycrystalline Ni composites with void-free or prefabricated voids located on the central line of the construction near the single crystal side (a), near the polycrystalline side (b) and near the interface of single crystal/polycrystalline nickel composites (c) (ε—strain)