After having solved the aging problems of beams, the long term aging effect of a solid propellent grain is also analyzed as an example.
在对梁的受拉伸与自重情形下的老化作了分析后,举例分析了真实固体火箭发动机药柱的长期老化效应。
The design method of new wagon wheel grain has been furnished according to requirement of propellent loading process and thrust project.
根据装药工艺及推力方案设计要求,提出了双辐条轮了孔装药设计方法。
In this paper, new wagon wheel grain configuration has been suggested in order to improve rocket's concentration and propellent loading density.
该文针对提高火箭密集度及装填密度的要求,设计了双辐条轮孔装药药型。
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