| 释义 |
DictionarySeehalf-lifeeffective half-life
effective half-life[ə¦fek·tiv ′haf ‚līf] (nucleonics) The half-life of a radioisotope in a biological organism, resulting from a combination of radioactive decay and biological elimination. effective half-life
ef·fec·tive half-lifethe time required for the body burden of an administered quantity of radioactivity to decrease by half through a combination of radioactive decay and biologic elimination.ef·fec·tive half-life (e-fektiv haflīf) Time required for the body burden of an administered quantity of radioactivity to decrease by half through a combination of radioactive decay and biologic elimination. |