1、要求设计制作一个贷保护装置的水塔自动进水装置。 2、要求有水满、进水、水量不足指示，当水位低时要 自动进水，满时要及时断电停水，水位过低时能进行断电保护。-1, require a loan designed to protect devices, automatic water towers device. 2, requires filled with water, water, water shortage of instructions, when the water level