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多数类型的上触式集电靴被在转向架的轴套之间的一个悬挂杆吊着。
Most types of top contact shoes simply hang from a beam suspended between the axleboxes of the bogie.
youdao
-
多数类型的上触式集电靴被在转向架的轴套之间的一个悬挂杆吊着。
Most types of top contact shoes simply hang from a beam suspended between the axleboxes of the bogie.
youdao