Side rail type frame is a major constructional form of motor vehicle frames.

边梁式车架是汽车车架的主要结构型式。

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Static strength of the frame side rail was examined by numerical simulation using the FEA code MSC-NASTRAN with results verified by the test.

针对轻型货车在行驶过程中纵梁撕裂的问题，应用有限元分析软件对车架的强度进行了分析，并通过实验的方法证明了计算模型的正确性。

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Yet the car's body is 25% stiffer than its predecessor because key parts of the frame--like the center post that supports the car body during side collisions and the roof side rail that connects the sides of the roof--are made of ultra-high-strength steel created through a process called hot stamping.

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