承压含水层的水头高出地表的条件下，地下水沿裂隙或孔隙上升，冒出地表所形成的泉。 泉水按承压和无压分为上升泉和下降泉两类。泉水从泉口垂直往上冒的叫上升泉，从泉口往下淌的叫下降泉。
郭庄泉为一全排型、侵蚀—构造上升泉，出露于中奥陶纪灰岩中。
The Guozhuang Spring exposed in the Middle Ordovician limestone is one of complete-drainage and of erosion structure of ascending type.
随着地下水层的上升和不断聚集，大量的水被阻挡在金字塔的防水层外，而且会通过地泉口渗透一部分水分进来。
With the rise of groundwater level and continue to gather large amounts of water were Stop outside the waterproof layer of the pyramid, and the vent will penetrate through the part of water to come.
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