The temperature of a high temperature, high pressure plume solidpropellantrocketengine is difficult to measure but is useful for determining the combustion status of the engine.
对于固体火箭发动机羽焰温度的测量是困难的，了解其温度分布对于研究发动机内燃烧流场的特性有重要价值。
2
The plume temperature is an important parameter, for solidpropellantrocket 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。
3
As the air-breathing engine, the performance of solidrocket ramjet is determined not only by structure of engine and the performance of propellant, but also by flight condition.