Examlex
Warm ionized gas in the interstellar medium appears __________ when imaged in the optical region of the electromagnetic spectrum.
Symbol
A symbol is a graphical representation or sign that stands for an object, concept, or operation in various fields such as mathematics, physics, and engineering.
Finish All Over
Indicates that the specified finish applies uniformly to the entire surface of a part.
Abbreviation/Symbol
A character or group of characters used to represent a word, phrase, or function in engineered drawings and documents to save space and enhance clarity.
Long-break Lines
Lines used in technical drawing to indicate that a very long object is represented as shorter than its actual size for the sake of convenient illustration.
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