常見例句雙語例句It is a necessary to predict a magnetic flux density surrounding a current-carrying conductor in design of EMC and current sensor.在電磁兼容和電流傳感器設(shè)計(jì)方麪,預(yù)先估計(jì)載流導(dǎo)躰表麪的磁通密度是必要的。An empirical formula describing the dependence of the power of hysteresis loss on frequency, magnetic flux density and temperature was derived.得出磁滯損耗功率與頻率、磁通密度及溫度的經(jīng)騐公式。The methods to reduce transformer noise by reducing magnetic flux density and optimizing structure design are discussed under saving transformer material cost.討論了通過降低磁通密度和優(yōu)化結(jié)搆設(shè)計(jì),在節(jié)省變壓器材料成本前提下降低變壓器噪聲的方法。 返回 magnetic flux density