| 释义 |
gun propellants
基本例句
发射药
This is particularly evident in nitrocellulose propellants.在硝化纤维素发射药中，这一点特别明显。
In this article, the morphological structures of Izod impact fractured surfaces of severalgun propellantsare studied.本文还就如何改善硝胺和硝基胍发射药的冲击断裂性能提出了一些建议。 |