3. test the case onto a solar panel, the average speed is metres per second, and 0.122 case 4 test 1 cycle of air cleaning on the solar panel, the average speed of 0.072 m per second.
If the third test on the solar panels, the average speed of 0.122 meters per second and the fourth to first test the work of cleaning the solar panels on the average speed of 0.072 meters per second.
The 3 test downhill on the solar panel, average speed, 0.122 M / s and the 4 test 1 around. The work of cleaning machine on the solar panel, average speed, 0.072 per second.