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1·Flush the coolest stream inlet to blowdown or pumpout system to water free the line and exchanger.

从入口冲洗温度较低流体侧，使热交换器与管道中没有水。

2·Flush the hottest stream inlet to blowdown or pumpout system to water free the line and exchanger.

从入口冲洗温度最高流体侧，使热交换器与管道中没有水。