弹性材质的儿童座箱，采用合乎体形的设计，使好奇好动的儿童乘坐更加舒适安全，不被骑行者遮挡视线。
Child seat box with elastic material, using ergonomics to make the curious and restless children feel more comfortable and safe, and isn't blocked line of sight by rider.
防震：材质为PEVA高发泡材料，保温板、管材柔软且富有弹性，从而达到良好的防震效果。
Shock: material for PEVA high foaming material, insulation board, pipe soft and full of elasticity, achieve good shockproof effect.
采用有限元软件方法，分析了常用的电除尘器振打锤的结构型式、材质工艺、弹性模量等对其振打加速度大小及分布规律的影响。
Analyze the influence of acceleration of EP and the distribution of acceleration, generating by common vibrating strike hammer's types, qualities and material's elastic modulus, by using the FEM.
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