The less expensive option of constructing special tracks for high-speed train is utilizing __________ .
A: dedicated lines
B: existing lines
C: specail lines
D: continuous welded rails
A: dedicated lines
B: existing lines
C: specail lines
D: continuous welded rails
举一反三
- The less expensive option of constructing special tracks for high-speed train is utilizing _____________ .
- Which of the following is NOT an element of high-speed rail? A: Speeds up to 199 km/h. B: The need for a wider curve radius. C: Tracks made with continuous welded rails. D: The use of dedicated lines or upgraded existing lines.
- The high-speed train runs exclusively on a(n) _____________. A: dedicated line B: existing line C: special track D: continuous welded rail
- Which of the following is not an element of high-speed rail? A: The need for a wider curve radius. B: Speed up to 199 km/h. C: Tracks made with continuous welded rails. D: The use of dedicated lines.
- in japan the is the first network of high speed railway lines in the world