分析台车体原工艺方案产生缺陷的原因，对工艺进行了改进，并重新设计了工装，消除了裂纹和变形缺陷，延长了工装使用寿命。
The article analyzes the cause of producing defects with original procedures and put forth an improved procedure and new-designed fixtures to eliminate cracks and deformation defects.
为此提出了一种从实车正碰试验车体减速度曲线提取出相应的等效双梯形减速度曲线以用于台车试验的方法。
Thus a method is proposed to extract a corresponding equivalent dual-trapezoids curve (EDTC) from the car body deceleration curve in full scale frontal crash test to be used in sled test.
平台摆渡半挂车作为平台车的专用拖拽设备，整个车体分为拖曳车头和升降平台板两大部分。
Platform semi-trailer ferry as a platform dedicated drag car equipment, the front and dragging the entire body is divided into two parts, lifting platform board.
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