Carrying wheel

（重定向自Carrying axle）

A carrying wheel on a steam locomotive is a wheel that is not driven, i.e. it is uncoupled and can run freely, unlike a coupled or driving wheel. It is also described as a running wheel and their axle may be called a carrying axle. A carrying wheel is referred to as leading wheel if it is at the front, or a trailing wheel if it is at the rear of the locomotive.

单词	Carrying axle
释义	Carrying axle 英语百科 Carrying wheel （重定向自Carrying axle） A carrying wheel on a steam locomotive is a wheel that is not driven, i.e. it is uncoupled and can run freely, unlike a coupled or driving wheel. It is also described as a running wheel and their axle may be called a carrying axle. A carrying wheel is referred to as leading wheel if it is at the front, or a trailing wheel if it is at the rear of the locomotive.
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