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立體角單位 (SolidAngleMeasure)

The value of an angle in a solid.

Ontology

SUMO / UNITS-OF-MEASURE

Superclass(es)

[tree]
實體
is subclass of
  抽象的  
is subclass of
  數量  
is subclass of
  物理量  
is subclass of
  常量  
is subclass of
  角度單位  
is subclass of
  立體角單位  

Subclass(es)

球面度 

Coordinate term(s)

平面角單位 

Related WordNet synsets

solid angle
an angle formed by three or more planes intersecting at a common point (the vertex)
solid angle is kind of (all)...   solid angle is kind of...  
See more related synsets on a separate page.

Axioms (1)

立體角單位 無交集 於 平面角單位. 
(disjoint SolidAngleMeasure PlaneAngleMeasure)