所有暴露至自所述气化器至所述真空室的蒸气的表面均受到加热来防止冷凝。

All surfaces exposed to the vapor from the vaporizer to the vacuum chamber are heated to prevent condensation.

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注：自1995年起，电气化里程为兰州铁路局全路局数。

Note:Electrifiied railways includes the scope of Lanzhou Railways Bureau since 1995.

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注：自1995年起，电气化里程为兰州铁路局全路局数。

Note:Electrifiied railways includes the scope of Lanzhou Railways Bureau since 1995.

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