车身承梁;
The comparative research of fatigue life for body bolster structure base on railway car
铁路货车枕梁结构疲劳寿命对比研究
Research on transition structure of body bolster with corrugated floor
波纹地板与枕梁过渡结构研究
The result shows some cracks appearing on vertical weld connecting web plate of body bolster and draft sill as well as the part between web plate of body bolster and top cover plate.
试验结果表明,无中梁罐车存在枕梁腹板与牵引梁立焊缝裂纹及枕梁腹板与枕梁上盖板之间的裂纹。
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