The appearance of new composite material is the fundamental assurance of high performance, high reliability and low cost for aerospace industry.

新型复合材料的出现是宇航业实现高性能、高邮可靠性、低成本的基础保证。

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A feature extraction method of remnant material based on aerospace relay particle impact noise detection (PIND) experiment signal was presented.

提出了一种基于航天继电器微粒碰撞噪声检测(PIND)试验信号的多余物材料特征提起方法。

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Uses: aerospace industry, chemical corrosion-resistant materials, thermal spraying, cold fireworks, aluminum alloy additives, electric vacuum material.

用途：宇航工业，化工耐腐材料，热喷涂，冷烟花，铝合金添加剂，电真空材料。

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Aluminum-maker Alcoa, the first of the 30 Dow Jones industrial average components to report first-quarter earnings, recorded sharply higher profits from a year ago on growing global demand for its products in material in commercial construction and aerospace.

FORBES: Alcoa Pulls Earnings Beat Despite Oil Price Pressures