“permeance”英文单词的解释：n.浸透,透过，网络释义：thepropertyofamaterialthatdeterminesthedegreetowhichitallowsthepassageofamagneticfield;themeasureofthemagneticfluxthatpassesthroughagivenareaofamaterialperunitmagneticfieldstrength;，词性：名词；
英式发音 ['pɜːmɪəns] ，美式发音 ['pɝmɪəns]