对自动排气阀不能用于虹吸管排气的理由进行了分析。
The reason why the automatic exhaust valve failed to be used for air exhaust from siphon tube was investigated.
探讨了虹吸管利用文氏管及自动排气阀排气的可行性。
The feasibility was discussed for the use of Venturi tube and automatic exhaust valve for expelling air from siphon tube.
这是可以实现的，因为当在一个池内安装两个虹吸管时，虹吸管可以进行自动交替排放。
This is possible because the siphons are designed to alternate automatically when two siphons are installed in one tank.
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