Examlex
The ancient Greeks proposed an Earth-centered view of the universe.
Symbol
A sign, motif, or expression that implies, embodies, or is comprehended as reflecting an abstract idea, tangible thing, or connection.
Abbreviation
A shortened form of a word or phrase, typically used to save space or for convenience.
Unequal Tolerances
Tolerances that are not symmetrical, indicating different allowance limits for deviation above and below the nominal dimension.
Upper
In technical and engineering drawings, refers to the part or section above a specified reference point or line.
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