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guiding and current bar /ˈɡaɪdɪŋ and ˈkʌɹənt ˈbɑː/ n

中文：导向电流轨

中文 · 导向电流轨Español · raíl eléctricoFrançais · barre de guidage et de prise de courant
Meaning：Metal bar against which the guiding tire rolls; it also supplies the traction current.
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Subway bogie and track

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