Assertion: airfoil's surface | /r/HasProperty | streamline
Facets:
value: with no boundary layers
type: OTHER
value: for an ideal fluid
type: PURPOSE
Source sentences:
text: For an ideal fluid, with no boundary layers, the surface of an object is a streamline.
text: An airfoil is a cross-sectional shape used on wings and other streamlined surfaces.
text: Since no mass passes through the surface of the airfoil (or cylinder), the surface of the object is a streamline.