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datum    音標拼音: [d'ætəm] [d'etəm]
n. 材料,資料,已知數

材料,資料,已知數

datum
資料 D

datum
資料

datum
n 1: an item of factual information derived from measurement or
research [synonym: {datum}, {data point}]

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]

146 Moby Thesaurus words for "datum":
absolute fact, accepted fact, account, acquaintance, actual fact,
admitted fact, announcement, article, aspect, axiom, bald fact,
bare fact, basis for belief, blue book, body of evidence, briefing,
brutal fact, bulletin, case, chain of evidence, circumstance, clue,
cold fact, communication, communique, conceded fact, corpus, count,
data, demonstrable fact, detail, directory, dispatch,
documentation, element, empirical fact, enlightenment,
established fact, evidence, exhibit, experience, expertise, facet,
fact, fact of experience, factor, facts, factual base,
factual information, familiarity, familiarization, gen,
general information, given fact, grounds, grounds for belief,
guidebook, handout, hard fact, hard information, incidental,
incidental information, indication, indisputable fact,
inescapable fact, info, information, instance, instruction,
intelligence, intimacy, item, item of evidence, ken, know-how,
knowing, knowledge, light, manifestation, mark, material grounds,
matter, matter of fact, mention, message, minor detail, minutia,
minutiae, muniments, mute witness, naked fact, not guesswork,
not opinion, notice, notification, particular, piece of evidence,
plain, point, positive fact, postulate, practical knowledge,
premises, presentation, private knowledge, privity,
promotional material, proof, provable fact, publication, publicity,
ratio cognoscendi, reason to believe, regard, release,
relevant fact, report, respect, salient fact, self-evident fact,
self-knowledge, sidelight, sign, significant fact, simple fact,
sober fact, statement, stubborn fact, symptom, technic, technics,
technique, the case, the dope, the goods, the know,
the nitty-gritty, the scoop, thing, token, transmission,
undeniable fact, well-known fact, white book, white paper, word

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英文字典中文字典相關資料:
  • Datum reference - Wikipedia
    A datum reference or just datum (plural: datums [Note 1]) is some geometrically important part of an object—such as a point, line, plane, hole, set of holes, or pair of surfaces—that serves as a reference in defining the geometry of the object and (often) in measuring aspects of the actual geometry to assess how closely they match with the
  • DATUM Definition Meaning - Merriam-Webster
    The meaning of DATUM is something given or admitted especially as a basis for reasoning or inference How to use datum in a sentence Is data singular or plural?: Usage Guide
  • DATUM | English meaning - Cambridge Dictionary
    We take corruption as a datum of the economy Consider also that datum which currently is most often offered in support of the design argument : the fine-tuning of the cosmic parameters These events exist all at once as part of the sense datum, even though the perceiver knows that the events themselves are not simultaneous
  • DATUM Definition Meaning | Dictionary. com
    Datum definition: a single piece of information, as a fact, statistic, or code; an item of data See examples of DATUM used in a sentence
  • Datums and Reference Frames | Datums | National Geodetic Survey
    National Geodetic Survey Datums, Frames and Projections information covering vertical datums, horizontal and geometric datums, new datums, datum transformations, coordinate conversions and tidal datums
  • Datum Feature | GD T Basics
    A datum feature is the tangible surface or feature of size (comprised of multiple surfaces or revolved surfaces) that is indicated by the datum feature symbol You can think of them as anchors for the entire part They are the surface or feature where the other features are referenced from
  • DATUM definition and meaning | Collins English Dictionary
    a real or assumed thing, used as a basis for calculations or measurements, as a level (also datum plane) from which elevations and depths are measured in surveying
  • Datum - definition of datum by The Free Dictionary
    Define datum datum synonyms, datum pronunciation, datum translation, English dictionary definition of datum n 1 pl da·ta A fact or proposition used to draw a conclusion or make a decision See Usage Note at data 2 pl da·tums A point, line, or surface used as
  • datum - Wiktionary, the free dictionary
    datum (plural (senses 1–3) data or (senses 1 and 4–5) datums) (dated) Singular of data; a single recorded observation (philosophy) A fact known from direct observation (philosophy) A premise from which conclusions are drawn
  • What Are Datums? A guide to all their types and applications.
    Datums are basically the starting point of any measurement—they keep measurements accurate throughout the manufacturing, the assembly, and the quality checks 1 Primary Datums When you measure a part, your first reference point, surface or line is a primary datum





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