From the image I thought for science is the theory that sometimes can be calculated, but it can't be used to actually work. As an ideal address only. But for all the engineers are actually available.
I think from a scientific theory is sometimes calculated, but can not be applied to real work. It is the ideal only. But for engineers, all actually works.
From the pictures, I think for science is the theory that sometimes can be calculated but can't the real application. What is the ideal. But for everything worked.