In the experiment. First, extract the sand out, place a filter on for size in the us puts a vibrator to help save time in the sand extraction from the machine.
In experiments. First, separate the sand from entering the air filter for various sizes. To find out, we will put the machine shake to help save time in a separate measure. Then the sand into air
In the experiment. First, separate out put sand filter for various size in finding we put shaking machine to save time in the separation size. The sand into the machine.