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SUMO
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KB Term:
Sigma KEE - Altimeter
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高度表
A
Device
that measures the vertical distance to the some reference point of the surface below. This may be the mean sea level or the actual surface of the earth.
Relationships
Parents
测量工具
Any
Device
whose purpose is to measure a
PhysicalQuantity
.
Children
绝对高度计
A type of
Altimeter
that measures vertical distance to the surface below, using radio, radar, sonic, laser, or capacitive technology.
气压高度计
A type of
Altimeter
which measures vertical distance to the mean sea level, using pressure level and calculated according to the standard atmosphere laws.
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Sigma web home
Suggested Upper Merged Ontology (SUMO) web home
Sigma version 3.0 is
open source software
produced by
Articulate Software
and its partners