- 单词发音：英 [ ˈbæləst bed ] 美 [ ˈbæləst bɛd ]
- 基本解释：道碴路基
- ballast bed 是什么意思及中文翻译：
- 道碴路基
ballast bed 相关例句更多>
- ballast bed finisher.
平整道碴机
- Technical Standards for the Construction of Ballast Track Bed on Special Line for Passenger Train
客运专线有碴道床施工技术标准
- Causes of defects occurred in ballast bed with broad sleepers used in Xuzhou railway station and its treatment method
徐州站宽枕道床病害成因与整治
- The Technology of the Treatment and Prevention for the Tunnel Ballast Bed Diseases with the Method of Raising Track Beams
采用抬轨梁整治隧道道床病害技术
相关单词
常用英语单词表