整体式桥壳将减速器壳与轴壳的中间部分铸成一体两端压入无缝钢管后用塞焊将其与中间部分焊接在一起
The integral bridge housing casts the middle part of the reducer housing and the shaft housing into one piece. Seamless steel pipes are pressed into both ends and then welded together with the middle part by plug welding
以上为机器翻译结果，长、整句建议使用 人工翻译 。