decibel

decibel

Db, an expression of ratio (see db, above). One tenth of a Bel. See NIST website for further definition.

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Thêm hình ảnh

Loại từ: noun
Từ đồng nghĩa:
Blossary:
Ngành nghề/Lĩnh vực: Aerospace
Category: Space flight
Company: NASA
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The point on the celestial sphere directly above the observer. Opposite the nadir.

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A multiplier, x1021 from the last letter of the Latin alphabet. See the entry for CGPM.

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Electromagnetic radiation in the neighborhood of 100 picometer wavelength.

peshë

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