- Industry: Earth science
- Number of terms: 93452
- Number of blossaries: 0
- Company Profile:
Founded in 1941, the American Congress on Surveying and Mapping (ACSM) is an international association representing the interests of professionals in surveying, mapping and communicating spatial data relating to the Earth's surface. Today, ACSM's members include more than 7,000 surveyors, ...
A planet closer, on the average, to the Sun than is the Earth: the planets Mercury and Venus.
Industry:Earth science
Two aerial photographs taken at different places (exposure stations) in such a manner that a portion of one photograph shows the same terrain as is shown on a portion of the other photograph. The term covers the general case and does not imply that the photographs were taken for stereoscopic examination or form a stereoscopic pair.
Industry:Earth science
The magnitude of an object calculated from the object's total radiation over the entire spectrum. The term originated from the practice of using bolometers for the measurements.
Industry:Earth science
An oscillation caused by the continued application of force.
Industry:Earth science
(1) In the halftone process, any neutral tone intermediate between the highlights and shadows of an original and the resulting reproduction. (2) Any tone, in a reproduction, which lies between highlight and shadow.
Industry:Earth science
A number expressed as a positive or negative real number between -b and +b times the requisite power of b, where b is an integer. Equivalently, a number whose decimal point is moved, during computation, so that there are only a fixed number of digits in front of the decimal point. The initial location of the decimal point is indicated by an exponential notation. Custom is to have the most significant figure either just to the left of the decimal point or just to the right.
Industry:Earth science
A structure constructed on pilings driven into the continental shelf or elsewhere where water is sufficiently shallow, and from which drilling is done or oceanographic observations are made. An example of this kind of platform is the Texas tower, a fixed tower constructed specifically for drilling into the continental shelf.
Industry:Earth science
A plan of a highway improvement showing the old and new highways and the right of way (or interest in lands) to be acquired.
Industry:Earth science
The factor, expressed in percent, by which an original is to be enlarged. (length on copy) = (corresponding length of original) x (1 + factor).
Industry:Earth science
The name, after 10 May 1973, of Sea-level Datum of 1929.
Industry:Earth science
