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单词 permittivity
释义 permittivity
 /perr'mi tiv"i tee/,  n.  ,  pl.   permittivities.
 Elect. the ratio of the flux density produced by an electric field in a given dielectric to the flux density produced by that field in a vacuum. Also called dielectric constant, relative permittivity, specific inductive capacity.
 [1885-90; PERMIT + -IVE + -ITY]
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