论文部分内容阅读
汽车洗涤一般都用水管冲洗,这往往洗得不干净,且又浪费水。如将常用的刷子与水管合二为一,就能弥补这一缺点。汽车洗
Car wash are generally washed with water pipes, which often wash dirty, and wasting water. If the common brushes and pipes together, we can make up for this shortcoming. Car wash