bottom units meaning in Chinese
底组件
Examples
- Specification for continuous mechanical handling equipment - safety requirements - unit loads : crate - carrying chain conveyors having biplanar chains for flat - bottomed unit loads
连续式机械装卸设备规范.安全性要求.第15部分:成组货件:平底成组货件用带双平面链的板条箱承载链式输送机