英语词汇“impedance”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

noun

a measure of the opposition to the flow of an alternating current equal to the square root of the sum of the squares of the resistance and the reactance, expressed in ohms

Symbol: Z

a component that offers impedance

3. Also called: acoustic impedance

the ratio of the sound pressure in a medium to the rate of alternating flow of the medium through a specified surface due to the sound wave

Symbol: Za

4. Also called: mechanical impedance

the ratio of the mechanical force, acting in the direction of motion, to the velocity of the resulting vibration

Symbol: Zm

单词	impedance
释义	Word Frequency impedance (ɪmˈpiːdəns) noun 1. a measure of the opposition to the flow of an alternating current equal to the square root of the sum of the squares of the resistance and the reactance, expressed in ohms Symbol: Z 2. a component that offers impedance 3. Also called: acoustic impedance the ratio of the sound pressure in a medium to the rate of alternating flow of the medium through a specified surface due to the sound wave Symbol: Za 4. Also called: mechanical impedance the ratio of the mechanical force, acting in the direction of motion, to the velocity of the resulting vibration Symbol: Zm
随便看	death's-head death's-head moth death slide deathsman death spiral death squad death stare death tax death threat death throes death toll death tourist deathtrap Death Valley death-valley curve deathward death warrant deathwatch deathwatch beetle death wish deattribute Deauville deave deaw deawie