slow-burning charge; slow-burning powder是什么意思

用法例句

According to practical and theoretical analysis,this article researches the application of BS in delay composition,establishes reasonable technological parameters,develops a kind of high-quality slow burning agent,and analyses its economic benefits in the light of application.

文章通过实践和理论分析 ,研究了 BS在延期药中的应用 ,确定了合理的工艺技术参数 ,开发出了一种性能优良的缓燃剂 ,并对其应用的经济性进行了分