影响图示铁路线走向的主要因素有 A. 城镇布局 B. 地形起

影响图示铁路线走向的主要因素有

A. 城镇布局 B. 地形起伏

C. 河流流向 D. 矿产分布

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影响图示铁路线走向的主要因素有 A. 城镇布局 B. 地形起

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