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datum

C2 noun

datum /ˈdeɪtəm/ nghĩa là dữ kiện, dữ liệu

Các nghĩa

  1. dữ kiện, dữ liệu

    Something known or assumed as fact, and is made the basis of reasoning or inference which an intellectual system of any sort (such as knowledge or theoretical framework) is constructed.

    a datum of experience

    given this datum, it follows that

  2. mốc chuẩn, mặt chuẩn

    A point, line, plane, or surface with reference to which positions (such as elevations) are measured or indicated. (Examples include a permanent benchmark in leveling or mean sea level in a topographical survey).

    A geodetic datum is sometimes also called a benchmark.

    GD&T tells us that the center of a bolt circle is in fact defined by the locations of the holes themselves, as each is a datum.

    Datums are another important map aspect related to projection. A datum provides a base reference for measuring locations on Earth's surface.

  3. phao đo dòng chảy

    A floating reference point, or SLDMB, used to evaluate surface currents in a body of water, and often employed by coastal search and rescue.

Dạng khác

Dễ nhầm với

data [ˈdeɪɾə]

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