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動態防護結搆單元防破甲射流侵徹的抗彈傚益，重點分析了背板材料性能對抗彈性能的影響關系。 返回 bullet density