铜螺母与弹性阀门采用嵌入式接合，使二者紧密接合为一体，不因水流动造成震荡而产生松动或损坏现象。
The copper nut and resilient are connected by embedded way, two parts closely integrated into one body, hardly loose and damage by shock from water flowing.
潜水面是与大气相通的，潜水的补给也主要是大气降水，潜水水流的运动与大气存在紧密的联系。
Because the phreatic water surface is connected with atmosphere and its re-charge mainly comes from atmospheric precipitation, its movement is close impacted by atmosphere.
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