What should I pay attention to when checking the spray cleaner? What is the system control structure?
The water outlet on the spray arm faces the target surface. Part of the spray cleaning machine arm in the use of loose and rotating, resulting in the spray arm can not face the instrument. Many arms have holes on either side; the holes can be adjusted up
Blue whale professionals teach you how to clean your glasses?
There are more and more people wearing myopia glasses. Here I remind everyone to make more glasses massage. This can prevent the eyes from increased the eyes and relieve the fatigue of the glasses. Of course To protect the eyes, course, when you say this,
