）_百度知道 关键词：导弹发动机；药柱；压装机；液压泵站；液压缸 [gap=3266]Key words: missile engine; grain; pressure capacity; hydraulic pump station; hydraulic cylinder ...
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With grain design and the calculations of pressure --- timeand thrust ? time, the designers of rocket can improve their structure design.
通过药柱的设计和压强——时间曲线和推力——时间曲线的计算，为固体火箭发动机设计、装药强度分析和装药完整性分析提供了有力的支持。
参考来源 - GrainCAD系统设计开发与研究·2,447,543篇论文数据，部分数据来源于NoteExpress
文中建立了震源药柱内装药配方设计的数学模型。
A mathematical model for the stoichiometrical design of seismic explosive columns is presented.
目前药柱贮存寿命失效临界点一般都是假设确定的。
The critical service life for rocket grain was presumed at present.
星尖处的应力最大，是发动机药柱容易失效的部位。
The stress at star tip of grain was maximal, which is liable to failure.
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