overhead contact system
短语词组
- vertical overhead contact system 垂直吊線接觸網;多邊形架空接觸網
- rtical overhead contact system 多邊形架空接觸網
- single overhead contact system 架空単線式電車線路
- polygonal overhead contact system 多邊形架空接觸網
- overhead contact system suspension 接觸懸掛
- overhead contact system works 接觸網工程技術
- rigid suspension overhead contact system 剛性懸掛接觸網 返回 overhead contact system