实车碰撞试验表明：改进后，车架结构的耐撞性有明显提高。
The real vehicle crash test indicates that the crashworthiness of the frame structure has improved apparently.
深入了解船体结构碰撞损伤特性和能量吸收机制是开展船舶耐撞性优化设计的前提。
In structural design and optimization of double hulled ships, it is important to understand the behavior of their structures and energy absorption mechanism in collision events.
针对船舶耐撞特性研究问题的特点，提出进行结构碰撞相似律研究的必要性和重要性。
The necessity and significance of the analogue rule for ship structure collisions have been discussed based on the characteristic of this topic.
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