The filling structure of silicon delay composition was studied by two ways: filling and pressure pressing in directly and the delay cord.
针对硅系延期药采用直填直压式和延期索式两种装药结构进行了实验研究。
3
The ignition of the solid rocket motor (SRM) is a very complex physical and chemistry process, which is composed of three component phases: ignition delay, flame spreading and chamber filling.