作者: Kenneth L. Hall
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摘要: A liquid dispensing system has a liquid-holding container 1 connected to station 2 by conduit 3 . pump 4 in the is activated switch 10 at which causes pass from though and out spigot 11 The may have timer 17 release pre-determined amount of liquid. be powered 12 volt electrical source typical most vehicles or 110 power receptacle.