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Derail Valley
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Lapping/2/zh-hans
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From Derail Valley
在自动保持系统上,制动管压力会自动调节。司机可以直接将列车制动手柄设置到任何位置。向“应用”方向设置得越近,制动力越强,反之亦然。该阀门会根据手柄的位置自动处理制动管的排压或加压。