bullet density
常见例句
- Through impact tests, the mechanics and the influence of areal density on penetration and anti-bullet properties of different fabric structures have been studied.
研究了不同背板材料的动态防护结构单元防破甲射流侵彻的抗弹效益，重点分析了背板材料性能对抗弹性能的影响关系。 返回 bullet density