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单词 reactivity
释义 reactivity
[´rē·ak`tiv·ǝd·ē]
CHEMISTRY
The relative capacity of an atom, molecule, or radical to combine chemically with another atom, molecule, or radical.
NUCLEONICS
A measure of the deviation of a nuclear reactor from the critical state at any instant of time such that positive and negative values correspond to reactors above and below critical, respectively; measured in percent k, millikays, dollars, or in- hours.
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