At work, we have one of those nasty communal urinals. There is no flush handle. Rather, it has a motion sensor that sometimes triggers when you stand in front of it and sometimes doesn't. When it triggers, a tank fills, which when full is used to flush the urinal.At work, we have one of those nasty communal ur
阅读背景：
什么是节水小便池的最佳算法设计？
来源：互联网
分享到：
