显然磁导率不是常数.It is evident that the permeability is not a constant.幸而, 目下已有兼备高磁导率和低磁导率损耗的铁和铁合金,可资利用.Fortunately, iron or iron alloys are available which combine high permeability with small hysteresis loss.因此, 通过测量磁导率, 残余应力...
河水慢慢地在低语的芦草中流动.The river is gently flowing among the whispering reeds.酒吧间里轻声低语的谈话声中止了.Within the lounge the peaceful hum of conversation stopped.但是,记忆就如风中低语的一片秋叶,再也听不到了.But memory is an autumn leaf that murmurs in the an...