track system
短語詞組
- double track prices system 價格雙軌制
- track management system 線路管理系統(tǒng);處理系統(tǒng)
- track takeup system 履帶張緊機構(gòu)系統(tǒng)
- Track Protection System 軌道防護系統(tǒng)
- double track directors system 雙軌董事制度
- Historical Track Playback System 歷史軌跡回放系統(tǒng)
- Coded Track Circuit System 編碼軌道電路系統(tǒng)
- Circular track testing system 環(huán)道試驗系統(tǒng) 返回 track system