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吸引航天工业使用的是高的强度/重量比,铝锂合金经过固溶处理和时效后能达到此要求。冶金学家Martin Marietta在气体
Attract the aerospace industry is the use of high strength / weight ratio, aluminum-lithium alloy after solution treatment and aging can meet this requirement. Metallurgist Martin Marietta in gas