英语翻译
Mostrailtechnologies,includinghigh-speed,freight,commuterregional,andmetrosubwayareconsideredtobe“heavyrail”incomparison.Afewsystemssuchaspeoplemoversandpersonalrapidtransitcouldbeconsideredaseven“lighter”,atleastintermsofhow.manypassengersaremovedpervehicleandthespeedatwhichtheytravel.Monorailsarealsoconsideredtobeaseparatetechnology.Lightrailsystemscanhandlesteeperinclinesthanheavyrail,andcurvessharpenoughtofitwithinstreetintersections.Theyaretypicallybuiltinurbanareas,providingfrequentservicewithsmall,lighttrainsorsinglecars.