铁路信号
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Rail signals (research)/zh has been archived. |
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The information on this page pertains to a previous version of the game. It may be incorrect, or concern a removed/changed feature. |
铁路信号灯 |
花费 |
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✖ 100 | |
原型类型 |
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内部名称 |
rail-signals |
前置科技 |
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成果 |
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允许在同一条铁路上组织多列火车通过。