本发明还涉及一种制造所述纵梁的方法。
The invention also relates to a method of producing said stringer.
在汽车碰撞过程中，汽车前纵梁是主要的吸能装置。
The front longitudinal beam is the main energy absorber during crash of the vehicle.
在汽车碰撞过程中，汽车前纵梁是主要的吸能装置。
The front longitudinal beam is the main energy absorber during crash of the vehicle.
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