It is difficult to accurately calculate the collision force and nonlinear response of bridge during ship-bridge collision.
桥梁在船舶碰撞时受到的动力载荷和响应是复杂的动力非线性问题。
It is very difficult to accurately calculate the collision force and nonlinear responses of bridge during ship-bridge collision course.
桥梁在船舶碰撞时受到的动力载荷和响应是复杂的动力非线性问题。
Under severe environment situation or sudden accidents, i. e. out of control, some ship-bridge collision incidents are caused by mishandling due to psychological stress of pilots.
多数船撞桥事故都是在通航环境较差或船舶突然失控情况下，由于船舶驾引人员心理紧张导致误操作造成的。
The bridge ship collision the risk assessment is involves the hydrology, the port navigation, the risk, the bridge and so on many domain interdisciplinary studies.
桥梁船撞风险评估是一个涉及水文、港航、风险、桥梁等多个领域的交叉学科问题。
The second chapter introduces the domestic and abroad current studies, highlighting some probability models of ship collision with bridge.
第二章介绍与本文有关的国内外研究现状，重点介绍几种船撞桥概率模型；
Therefore, how to resolve problems of ship collision with Bridges and to draw up precept or criterion has become an important task to bridge designers.
因此解决船撞桥梁的问题，以及制订相应的设计规范或设计指南成为摆在我国桥梁工作者面前的一个重要任务。
Steel cofferdam is adopted as a temporary structure to protect structure against ship collision so as to effectively ensure bridge pier's safety.
将临时结构钢套箱用作防船撞结构，有效解决桥墩防撞安全问题；
Therefore, the ship collision with the bridge issue has become increasingly more important to conduct research and respond to the increasing importance.
因此，船撞桥问题显得越来越显得重要，开展有关研究并采取对策的重要性越来越大。
Based on the finite element model of whole ship-bridge, the head-on collision process between a 40000 t DWT oil ship with bulb bow and a bridge pier is simulated.
简述了该技术的基本原理，并基于整船整桥模型对一艘4万吨实船与桥梁的碰撞过程进行了计算。
Based on the finite element model of whole ship-bridge, the head-on collision process between a 40000 t DWT oil ship with bulb bow and a bridge pier is simulated.
简述了该技术的基本原理，并基于整船整桥模型对一艘4万吨实船与桥梁的碰撞过程进行了计算。
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