Cov qauv ntawm American standard rails tau muab faib ua plaub hom: 85, 90, 115, 136. Plaub tus qauv no feem ntau yog siv rau hauv kev tsheb ciav hlau hauv Tebchaws Meskas thiab South America. Qhov kev thov hauv Tebchaws Meskas thiab South America yog dav heev.
Cov yam ntxwv ntawm cov hlau:
Cov qauv yooj yim yam tsis muaj kev txi qhov zoo
Muaj zog heev
Cov tsheb ciav hlau muaj lub neej ua haujlwm ntev
Ntau yam kev siv dav heev
Txawm li cas los xij, nws yuav tsum tau sau tseg tias American standard rail muaj qhov hauv qab nqaim thiab yooj yim deformed. Yog li ntawd, cov neeg nyob hauv Tebchaws Meskas thiab South America feem ntau siv rau hauv subways thiab tsheb ciav hlau.
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Lub sijhawm tshaj tawm: Plaub Hlis-15-2024