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The lay up design of light helmets prepared by aromatic polyamide fibre reinforced composite is also discussed.
同时，对芳纶复合材料手糊轻型头盔的铺层设计进行了探讨。
youdao
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The lay up design of light helmets prepared by aromatic polyamide fibre reinforced composite is also discussed.
同时，对芳纶复合材料手糊轻型头盔的铺层设计进行了探讨。
youdao