The pronunciation of density symbol? The pronunciation of "ρ"?

The pronunciation of density symbol? The pronunciation of "ρ"?

When reading, our teacher's hands are Lou or Rou's first tone. We can't read other tones like Lou, Rao and rou

How to read the density sign ρ?

The Greek letter Rou (Ρ, ρ) rho (capital Ρ, small ρ) is the 17th Greek letter. The small ρ is used for the density symbol ρ = m / V (where M represents the mass of matter and V represents the volume of matter) and the related formula, the internal pressure of liquid: P = ρ GH (where ρ denotes

What's the pronunciation of the symbol?

Jing Sansheng
It's the same as well