| activation energy |
(E a ) - the amount of energy required to initiate a chemical reaction. The difference in energy of the reactants and the energy of the activated complex.
출처: wblrd.sk.ca/~chem30_dev/appendix/glossary.htm
|
|---|---|
| activity |
A set of tasks related either by topic, dependencies, data, common skills, or deliverables. The next level of organization below a phase.
출처: www.georgetown.edu/uis/ia/dw/GLOSSARY0816.html
|
| active site |
The specific portion of an enzyme that attaches to the substrate.
출처: xray.bmc.uu.se/~kenth/bioinfo/glossary.html
|
| activity |
The number of nuclear transitions occurring in a given quantity of radioactive material per unit of time. For example one disintegration/second is a becquerel (Bq), which has replaced curie (Ci) as the standard unit of activity.
출처: www.ndt.net/article/az/rt/rt.htm
|
| active principle |
the main chemical constituent of a drug plant. Cocaine, for example, is the active principle of coca leaf. Although active principles may be responsible for many of the effects of drug plants, they do not exactly reproduce those effects and in pure form have higher toxicity and potential for abuse.
출처: www.chamisamesa.net/glossa.html
|