carriage underframe [车辆] 车子底盘
locomotive underframe [铁路] 机车底架
underframe with center sill 有中梁底架
bar underframe 杆式底架
underframe with sliding center sill 活动中梁底架
underframe mounted traction motor 底架架承式牵引电动机
complete chassis underframe 总成的底盘架
The application in Zhenhua Port Machinery Company greatly reducing engine underframe design time, effectively shortening the product development cycle, the system is described successful.
在振华港口机械公司的应用,大大减少机房底架的设计时间,有效地缩短产品开发周期,说明了本系统是成功。
参考来源 - 基于Solidworks岸边集装箱起重机机房底架智能设计·2,447,543篇论文数据，部分数据来源于NoteExpress
同义词： skeleton skeletal frame frame
以上来源于: WordNet
In addition, the external size and the weight of the underframe are effectively reduced to further facilitate transportation and installation of a whole machine.
此外，本发明有效减小了底架的外形尺寸和重量，进而方便整机转场及安装。
The impacts of transverse and longitudinal shrinkage of welding seam on underframe positioning.
以及焊缝横向、纵向收缩对底架定位的影响。
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