| 单词 | permittivity | 
| 释义 | permittivity [´pǝr·mǝ`tiv·ǝd·ē]  ELECTRICITY The dielectric constant multiplied by the permittivity of empty space, where the permittivity of empty space (ε0) is a constant appearing in Coulomb's law, having the value of 1 in centimeter-gram- second electrostatic units, and of 8.854 × 10-12 farad/meter in rationalized meter-kilogram-second units. Symbolized ε.  | 
	
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