The fault effects on restrict layer debonding and crack burning were studied by simulated test in order to provide analysis basis of fault diagnostics for solid rocket engine.
用模拟试验研究各种脱粘和裂缝燃烧对发动机造成的故障效应，为故障诊断和失效分析提供依据。
2
In order to study durability, crack controlling of concrete structures and characteristics of concrete at early age in simulated environment, environmental simulation test technology is discussed.