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13 天
张勇:走在材料前沿的筑梦者
早在20世纪90年代,还是北京科技大学博士的张勇,就参加了我国贫铀装甲材料的制备及抗动能穿甲弹性能的研究工作,并和同事发现了装甲板防护性能随着陶瓷和金属体积分数变化的双极值规律,即在金属合金防护机制下随陶瓷体积分数变化防护系数出现一个极值,在陶瓷防护 ...
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