| 摘要 |
<p>A rocket motor incorporating a boost phase solid propellant and a sustain phase solid propellant, the boost phase propellant comprising a plurality of propellant sticks (21, 21a) of snowflake cross-section, the sustain phase propellant comprising a plurality of propellant tubes (20) and the tubes and sticks interfitting one with another and extending axially of the motor.</p> |
