因此，前纵梁的结构耐撞性设计在汽车正面碰撞中具有十分重要的工程意义。
Therefore, the structural design of vehicle front rail crashworthiness in the frontal crash has a great engineering significance.
根据仿真计算结果，对前纵梁和前轮罩进行结构改进设计，提高了其吸能能力。
Some design improvements of frontal longitudinal beam and enforced bone were achieved according to the simulation result, which improves the energy absorbing ability.
为了改进小型客车正碰撞性能，建立了小型客车车架前纵梁碰撞的有限元模型。
In order to improve a mini-bus crashworthiness, firstly, a finite element method model was built.
分析了前纵梁后加强板的结构特点和成形工艺，针对回弹问题，提出了整改方法。
Analyzed the structure characteristics and forming process of the stiffening plate of front-carling. According to the spring-back problem, proposed the rectification method.
基于产品质量工程的稳健性优化设计方法能够有效提高前纵梁结构优化结果的可靠性和稳健性。
The robust optimization based on the product quality engineering can improve the reliability and robustness of the optimization result for the crashworthiness of the frontal longitudinal beam.
商用汽车的车架，包括用于连接两个纵梁(3)的前横梁(2)。
A frame of the commercial vehicle comprises a front cross-member (2) for the connection of two longitudinal-members (3).
一种集尘桶组件的过滤桶前盖结构，包括：面板、与面板两侧连接的纵梁；
The invention discloses a filter-barrel front-cover structure of a dust-collecting barrel component, comprising: a panel, longitudinal beams which are connected with both sides of the panel;
一种集尘桶组件的过滤桶前盖结构，包括：面板、与面板两侧连接的纵梁；
The invention discloses a filter-barrel front-cover structure of a dust-collecting barrel component, comprising: a panel, longitudinal beams which are connected with both sides of the panel;
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