Assertion: airfoil's shape | /r/HasProperty | the same
Facets:
value: approximately
type: DEGREE
Source sentences:
text: The airfoil on the left is a symmetric airfoil; the shapes above and below the white centerline are the same.
text: The shape depicted in Figure 15.18 is approximately the one used on the Vestas V90 3 MW turbine.
text: The shape of the two foils is the same; the lower foil is inclined at ten degrees to the incoming flow, while the upper foil is inclined at twenty degrees.