檢視药柱的原始碼

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|<center>'''药柱'''<br><img
src=" https://ts1.cn.mm.bing.net/th/id/R-C.5337075c51efb73d12d36d60df1d00fa?rik=T1vrgFQIrZdX8g&riu=http%3a%2f%2fwww.baiven.com%2fuploads%2fbaike%2f1%2f11159y717411_13235.jpg&ehk=Rw9j0uslA2CtJWjBE%2b65AIKuyA4%2fSVPCmLScivEVZ8A%3d&risl=&pid=ImgRaw&r=0" width="280"></center><small>  圖片來自优酷</small> 
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具有一定[[几何形状]]和尺寸的[[固体推进剂]]。安放于[[固体火箭发动机]]燃烧室中的药柱，几何形状和尺寸的选择与发动机的工作时间、燃烧室压力和推力有关，同时也影响药柱的结构完整性和发动机的质量比（推进剂质量与发动机总质量之比）。