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[单选题]
沈阳地铁一、二号线刚性接触网距轨面高度为()。
A.3040mm
B.4040mm
C.5040mm
D.5080mm
提问人:网友tangmanyun2019
发布时间:2022-01-07
A.3040mm
B.4040mm
C.5040mm
D.5080mm
B.27.144km,31.778km
C.27.944km,30.878km
D.27.144km,31.878km
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