field_names     ={'SurfaceSlopeX','SurfaceSlopeY'};
field_tolerances={1e-13,1e-13};
field_values={...
	PatchToVec(md.results.SurfaceSlopeSolution.SurfaceSlopeX),...
	PatchToVec(md.results.SurfaceSlopeSolution.SurfaceSlopeY),...
	};