Sprinkler use and precautions

As one of the urban clean vehicles, sprinklers need to pay attention to some matters during use.
1. For the use of water, the sprinkler is working in the city, so there is a certain requirement for water, the water source can not be dirty, there ca.......

Sprinkler use and precautions

As one of the urban clean vehicles, sprinklers need to pay attention to some matters during use.
1. For the use of water, the sprinkler is working in the city, so there is a certain requirement for water, the water source can not be dirty, there ca.......