As a result of the unit as a former pump water loop pump, which is especially suitable for extraction contains a lot of steam and a certain corrosive and condensable gases in the process.

• 本机组由于采用水环泵作为前级泵，因而特别适用于抽除含有大量水蒸气和带有一 定腐蚀性和可凝性气体的工艺过程中。