Lawv cov yam ntxwv muaj xws li:
Lub zog siab: Cov hlau feem ntau yog ua los ntawm cov hlau zoo, uas muaj lub zog siab thiab tawv thiab tuaj yeem tiv taus qhov siab hnyav thiab kev cuam tshuam ntawm cov tsheb ciav hlau. Kev vuam: Cov hlau tuaj yeem txuas nrog rau hauv cov ntu ntev los ntawm kev vuam, uas txhim kho kev ruaj khov thiab kev nyab xeeb ntawm txoj kab tsheb ciav hlau.
Cov qauv rau kev tsheb ciav hlauFeem ntau yog teem los ntawm Lub Koom Haum Thoob Ntiaj Teb rau Kev Txheem (ISO) thiab cov qauv kev lag luam tsheb ciav hlau ntawm txhua lub tebchaws. Nov yog qee cov qauv tsheb ciav hlau:
GB Txheem Hlau Rail, AREMA txheem hlau rail, ASTM txheem hlau rail, EN txheem hlau rail, BS txheem hlau rail, UIC txheem hlau rail, DIN txheem hlau rail, JIS txheem hlau rail, AS 1085 hlau rail, ISCOR hlau rail.
Lub sijhawm tshaj tawm: Plaub Hlis-03-2024