examples/navier-stokes.md

@@ -206,6 +206,6 @@ and run with
 ./build-cmake/src/navier-stokes init/navier-stokes.dat
 ```
 
-The result will look like
+The flow field with `density=1`, `viscosity=1` and `boundary velocity=10` will look like
 
 <img src="/images/navier-stokes.png" with="50%" />
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