dedicated line
A: a track for exclusive use
B: a track already being used
A: a track for exclusive use
B: a track already being used
举一反三
- A _______ line is a track used exclusively for a high-speed train. A: train B: track C: welded D: dedicated
- Choose the correct word for the definition:A track used exclusively for a high-speed train. A: existing line B: dedicated line C: special track
- The high-speed train runs exclusively on a(n) _____________. A: dedicated line B: existing line C: special track D: continuous welded rail
- a long section of track without joints A: dedicated line B: curve radius C: continuous welded rail
- 19（） A: in order B: on track C: in line D: on target