| 释义 |
practical units
practical units[′prak·ti·kəl ‚yü·nəts] (electromagnetism) The units of the meter-kilogram-second-ampere system. practical units
prac·ti·cal u·nitsunits of magnitudes convenient for use in the practical applications of electricity; as originally defined they were absolute units (multiples of CGS electromagnetic units); they include the ampere, coulomb, farad, henry, joule, ohm, volt, and watt. |