文档介绍：The pany’s innovation
波音公司的创新之举
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The Lightest Metal Ever
Boeing(波音) says it's created the lightest metal ever, a micro lattice(晶格;格子;格架) material which it describes as % savings are crucially important in aircraft manufacturing, since a lighter aircraft requires less fuel, which is airlines' largest operating expense.
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The micro lattice looks like a sponge or a mesh, and is simultaneously flexible and very strong, according to Boeing. Details on exactly how much it weighs were not disclosed by pany, and it isn't ready to be used in any aircraft yet.
Should it e widely used, Boeing said the material could help airlines save huge amounts of money. Boeing describes the new microlattice as an "open cellular(细胞的) polymer structure." Th