| cobra |
US First Army operation to penetrate German defenses W of Saint-Lo and secure Coutances.
출처: https://www.airforcehistory.hq.af.mil/PopTopics/ch...
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| cobalt |
A hard, lustrous, steel-gray, ductile metallic chemical element found in various ores. Metallic element: atomic number 27, atomic weight 58.933; atomic symbol Co.
출처: www.peakagents.ca/glossary/c10.htm
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| cobalt |
CAS Number: 7440-48-4. Cobalt is a naturally occurring element found in rocks, soil, water, plants, and animals. There are non radioactive and radioactive forms of cobalt. Non-radioactive cobalt, referred to as stable cobalt, is used to produce metal alloys used in the manufacture of aircraft engines, magnets, grinding and cutting tools, artificial hip and knee joints. Cobalt compounds are also used to color glass, ceramics and paints, and used as a drier for porcelein enamel and paints. ...
출처: www.pca.state.mn.us/gloss/glossary.cfm
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| cobalt |
is a grey, hard metallic element. It is an essential trace element and a vital part of the vitamin B-12 molecule. Cobalt is complexed to form the reactive site of vitamin B-12. Cobalt stimulates red blood cell production but use as a therapeutic agent is frequently not effective and may be toxic. Other forms of cobalt exist, ie cobalt 60 which emits beta particles and energetic gamma rays and is used in radiation therapy and diagnosis, in place of radium and X-rays.
출처: www.springboard4health.com/notebook/dict_c.html
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| cobalt 60 |
A radioisotope of the element cobalt.
출처: www.ndt-ed.org/GeneralResources/Glossary/letter/c....
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