| slovo | definícia |
Datum line
(gcide) | Datum \Da"tum\, n.; pl. Data. [L. See 2d Date.]
1. Something given or admitted; a fact or principle granted;
that upon which an inference or an argument is based; --
used chiefly in the plural.
[1913 Webster]
Any writer, therefore, who . . . furnishes us with
data sufficient to determine the time in which he
wrote. --Priestley.
[1913 Webster]
2. a single piece of information; a fact; especially a piece
of information obtained by observation or experiment; --
used mostly in the plural.
[PJC]
3. pl. (Math.) The quantities or relations which are assumed
to be given in any problem.
[1913 Webster]
4. (Surveying) a point, line, or level surface used as a
reference in measuring elevations. --RHUD
[PJC]
Datum line (Surv.), the horizontal or base line, from which
the heights of points are reckoned or measured, as in the
plan of a railway, etc.
[1913 Webster] |
| | podobné slovo | definícia |
x datum line
(encz) | x datum line,podélná souřadnicová čára n: [tech.] mamm |
x-datum line
(encz) | x-datum line,podélná souřadnicová čára n: [it.] u děrného štítku mamm |
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