PURPOSE: To obtain a hat body for helmet excellent in impact energy absorbing ability and resistance to penetration and being thinner and lightweight and capable of minimizing the load to neck in getting shock and preventing injury of the cervical vertebrae. ;CONSTITUTION: The objective hat body is constituted of FRP obtained by reinforcing a resin with a carbon fiber woven fabric having high toughness, having ≥20×103kgf/mm2 tensile modulus and ≥2 4.0mm.kgf/mm3 breakage strain energy.;COPYRIGHT: (C)1993,JPO&Japio
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机译：目的：获得一种具有优异的冲击能量吸收能力和抗穿透性的头盔帽体，该帽体更薄，更轻，并且能够在遭受电击时最大程度地降低颈部负荷并防止颈椎受伤。 ;构成：帽子的主体由FRP构成，该玻璃纤维是通过用高韧性，≥20×10 3 kgf / mm 2 的碳纤维织物加固树脂而获得的拉伸模量和≥24.0mm.kgf / mm 3 断裂应变能。;版权所有：（C）1993，日本特许厅
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机译： 宽松紧的橡皮筋圆珠笔筒笔记本手机matjureum口袋，上/裤子/ T /家居服/睡衣夏装/冬季/套头衫/衬衫/运动衫/袜子/手套/短裤/裤子/裤子/上/帽子/头巾型棉/马吉克/羊毛/各种纺织全色，军服/军服/时尚专业从事工业组织和电池/电荷替换电池，麦克风，耳机，口罩，防弹头盔的军事/工业安全帽/安全帽/传输，声音，哔声。
