The variations of dimensions,mass and mechanical properties,as well as the difference of appearance,inner structure of several composite explosives undergone gradually changing temperature environment have been studied.

• 研究了几种混合炸药在经历了温度渐变试验（又称高低温循环试验）后的尺寸、质量、力学性能的变化，以及外观和内部结构的改变，分析了环境因素的影响程度及作用机理。