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机械保温车货物间内设有空气循环设备,因此车内温度均匀性较冰保车有明显的改善。我国国产B_(19)型5节机保车组采用顶部配风方式,出风口结构和民主德国进口的
Mechanical insulation car cargo room with air circulation equipment, so the car temperature uniformity than the ice car has significantly improved. China’s domestic B_ (19) 5-car parade with the top of the wind distribution system, the outlet structure and the Democratic Republic of Germany imported