| 摘要 |
<p>A swimming pool having different temperature is characterized in that control device of water screen and thermostat are set on the floor of the pool. Thus, there are two isolated areas of higher or lower temperature in the pool. Said control devices of water screen each comprises two pipes side by side, distributing on the floor of the pool in multi-space. Noncontinuous slots connected to the inner are open on the pipes. One end of each pipe are closed and the other end are connected to the water pump.</p> |
