dim	IN:	Dimension this scale corresponds to
	dimsize	IN:	Size of the scale buffer
	scale	IN:	Buffer for the scale values

	Purpose	Defines the scale for a dimension.
	Return value	Returns SUCCEED (or 0) if successful and FAIL (or -1) otherwise.
	Description	A scale is a one-dimensional array whose values describe reference points along one dimension of the dataset. For example, a two-dimensional dataset representing points on a map could have two scales, one representing points of latitude, and the other points of longitude.

	FORTRAN	integer function dssdisc (dim, dimsize, scale)
		integer dim
		integer dimsize(*), scale(*)