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同时跨越华北平原、长江中下游平原和珠江三角洲平原的铁路有(
同时跨越华北平原、长江中下游平原和珠江三角洲平原的铁路有(
同时跨越华北平原、长江中下游平原和珠江三角洲平原的铁路有( )
A
.
京包线
B
.
京九线
C
.
京沪线
D
.
焦柳线
答案
B
.
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