SiC纤维增强SiC基体(SiC/SiC)复合材料是在航空航天领域、高温发动机等先进工业领域具有广泛应用前景的高温结构材料。同时,由于其优异的高温强度及低诱导放射性等特点,SiC/SiC也是热核聚变堆等先进核能源系统很有吸引力的候选结构材料。研究表明,影响SiC/SiC力学性能 SiC fiber reinforced SiC matrix (SiC / SiC) composite material is a high temperature structural material with wide application prospects in advanced industrial fields such as aerospace field and high temperature engine. At the same time, SiC / SiC is also an attractive candidate for advanced nuclear energy systems such as thermonuclear fusion reactor due to its excellent high temperature strength and low induced radioactivity. Research shows that the impact of SiC / SiC mechanical properties