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1.合格的摩托车头盔由壳体、缓冲层、衬垫、佩戴装置、护目镜组成,缺一不可。 2.壳体应用质地坚硬、耐用、能较多吸收冲击能量的材料制成;缓冲层应使用能较多吸收碰撞能量、无毒、无害的材料制成,能覆盖头部根据区;衬垫用吸汗、透气等材料组成;佩戴装置要保证头盔与头部接触牢靠;护目镜由满足透光性能和冲击力的材料制成,透光率不小于85％。
1. qualified motorcycle helmet from the shell, cushioning, liner, wearing devices, goggles, indispensable. 2. The shell should be made of hard and durable material which can absorb more impact energy. The buffer layer should be made of material that can absorb more collision energy, non-toxic and harmless and cover the head area. Pad with absorbent, breathable and other materials; wear devices to ensure that the helmet and head contact firmly; goggles to meet the permeability and impact through the material, the light transmittance of not less than 85%.