A new coating will be applied to the concrete floors in the supermarket's warehouse. These floors will also have to bear the load of forklifts. At the examination
on the substrate, a layer of scale was found. Please list the coating steps one by one

Coating activities …

The concrete floors of the balconies are to be painted. The balconies were exposed to the elements for several years, but no damage has been found yet. Please list the steps for applying the coating to the concrete floors of the balconies one by one

These steps are as follows:

1) Purification …