composite bullet-proof clothes 复合防弹衣
bullet proof composite plating 复合防弹板
bullet proof composite material 防弹复合材料
bullet-proof composite material 防弹复合材料
composite water-proof coiled material 复合式防水卷材
bomb-proof ceramic composite 抗弹复相陶瓷
Answering a factorization challenge is proof that the respondent has done a quantifiable degree of work (or obtained the factors surreptitiously from the person who generated the composite).
如果应答者能够回答因数分解质询(Challenge)，则说明他已经做了相当多的工作(或者偷偷地从生成那个组合的人那里得到了因数)。
The results are compared to those of the standard involute gear and proof that the bending strength of the composite profile tooth is higher than that of involute one.
结果表明，复合齿形齿轮比渐开线齿形齿轮具有更高的弯曲强度。
The elastic problem of short silica fibre reinforced aluminium composite material is discussed and the experimental proof is given.
对铝基碳化硅增强短纤维复合材料进行了计算及实验验证。
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