介绍了焦化塔底阀的结构特点，论述了焦化塔底阀使用过程中常见故障的处理方法。
Introducing the structural features of the bottom unheading valve and describing the troubleshooting method of the bottom unheading valve on the common troubles.
为了在泵内存水，吸入管进口需要装底阀，泵工作时，底阀造成很大的水力损失。
In order to water pump suction pipe, memory, import needs bottom valve pump working, bottom valve caused great losses.
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