Assertion: hovercraft's skirt | /r/AtLocation | optimum shape
Facets:
value: for aerodynamic efficiency
type: PURPOSE
Source sentences:
text: It was necessary to develop the design and manufacturing skills that would allow skirts to be made in the optimum shape for aerodynamic efficiency.
text: It was necessary to develop the design and manufacturing skills that would allow skirts to be made in the optimum shape for aerodynamic efficiency.