Solid rocket propellant is a kind of high filled granular composite with viscoelastic behavior so that the experimental researches on its fracture are very difficult.
固体火箭推进剂是一种粘弹性高聚物，同时又是颗粒基复合材料。其断裂实验难度较大。
Two minutes later, after consuming 1.4 million pounds of solid propellant, the rocket burned out.
经过两分钟，火箭烧尽140万磅固体推进剂后，最终熄灭了。
The plume temperature is an important parameter, for solid propellant rocket engines and it is useful for determining the combustion process of the engine.
推进剂的羽焰温度是固体推进剂火箭发动机的重要参数，对于研究发动机内的燃烧过程具有重要价值。
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