Two:Datum is the singular of data.The experiment failed to produce a single datum of evidence.
a theoretically exact point, axis, or plane derived from the true geometric counterpart of a specified datum feature. A datum is the origin from which the location or geometric characteristics of features of a part are established.
A reduced level is the vertical distance between a survey point and the adopted level datum
Is to check the collimination error
what is ditto in construction
is a peg normally nxt to the site office, its is a peg with a line for the rest of lines on site to go off
Everything has start from somewhere. The datum level is the best place to start
Datum is not the plural of data. Datum is singular, and its plural form is data.
Correction: What is hydrographic datum? not "hydrography"
datum is the plane in which we can sketch any thing thing
sorry but i don't think there is something as datum
Datum is singular. Data or datums is plural.
The height that is used as the base level from which all other levels are established. Used in construction when when setting out a house. Also called a benchmark.
According to ASME Y14.5, a primary dimensioning datum requires at least 3 points of contact to establish the datum plane. Two points of contact are required for the secondary datum and 1 point of contact is required for the tertiary datum.
The datum is supported by thorough research.
Omne Datum Optimum was created in 1139.
The plural form for the singular noun datum is data.