becquerel (symbol Bq)
- 記号: Bq
Glossary of Lichens by Purvis (2000)
- The amount of a radioactive substance normally expressed in terms of its radioactivity rather than its mass. One Becquerel = 1 disintegration per second.
Glossary of "Environmental Science: Earth as a Living Planet (2nd ed.)" by Botkin & Keller (1998)
- The unit commonly used for radioactive decay in the International System (SI) of measurement.
- Botkin, D. B. & Keller, E. A. 1998. Environmental Science: Earth as a Living Planet, 2nd ed. -xxxxii + 649 pp. John Wiley & Sons, Inc., New York.
- Purvis, W. 2000. Lichens. 112 pp. Smithsonian Institution Press, Washington.