这些集管通过空气管线与抽真空系统相连，以便从空冷凝汽器内抽走不可冷凝的气体。
These manifolds are connected to the vacuum system through air take-off lines in order to remove the non-condensable gases from the condenser.
本实用新型公开了一种提高凝汽器抽真空效果的抽汽冷却系统。
The utility model discloses a steam-extracting cooling system for improving the vacuumizing effect of a condenser.
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