railway freight volume
英
美
- 铁路货运量
双语例句
- After analyzing the data on railway freight volume of recent years, the authors establish the railway freight volume forecasting model by use of grey theory.
摘要通过对近年全国铁路货运量的统计数据进行分析，运用灰色理论建立了铁路货运量预测模型。
相关词汇
大家正在查
Copyright © 2023 256查询网 All Rights Reserved
