Beyond the 600-denier ballistic-polyester shell and foam-reinforced rails, air columns lining the top and bottom help disperse force on impact.
它所配备的600纤度以上弹道聚酯外壳、泡沫加固横杆以及双面覆盖的充气条均有助于分散碰撞的冲击力，贴心呵护您心爱的冲浪板。
A growth shell exterior ballistic model is established according to the hypotheses and the characteristics of sufferance force.
根据假设和受力分析，建立了锚弹的外弹道模型。
The exterior ballistic model have an important guidance on shell design and parameter matching research of this type projectile.
所建外弹道模型对该类弹丸的初步设计和弹道参数匹配研究具有重要的指导意义。
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