Assuming you haven't the space or means to rig up your very own water fountain and courtyard at home, we are left with considering an air-conditioning unit.
假如你家里没有足够的空间，或无力拼凑一个属于自己的喷泉和庭院，那我们就只能考虑空调了。
In fountain control system, the controllable silicon is used as power switch unit with the control principle of monolithic processor, which cannot run for a long time.
在喷泉控制系统中，采用单片机控制原理，以可控硅作为功率开关元件，由于可控硅承受过电压、过电流的能力较差，因而不能长时间运行。
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