empty substitution
英 [ˈempti ˌsʌbstɪ'tjuːʃ(ə)n]
美 [ˈempti ˌsʌbstɪ'tuʃ(ə)n]
网络 空替代; 空置换
双语例句
- Study of Railway Empty Car Distribution with Substitution of Empty Car Types
车种代用情况下的铁路空车调配研究 - Preliminary measurement indicated that a saving of18% empty vehicle flow can be obtained from a substitution of the existing driver contract system.
经初步测算可较现行的司机小组分别承包制节省空车行程18%。