摘要 |
<p>The pool (1) has water pipes (2) fixed in the upper circular ring (11), and water pipes (3) arranged along the inner wall of the pool. Both sets of pipes have jet nozzles (23,33) that create a fountain above the pool and water jets inside the pool. The ends (21,31) of the water pipes are connected to corresponding regulating valves (211,311) which control the flow of water supplied to the water pipes.</p> |