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...
各家经营各自的农场，收获各自的劳动成果。Each family farms individually and reaps the benefit of its labor.演员们假装从事不同的劳动。Actors go through the motions of different types of labor.土地、劳动和资本都能创造财富。Land, labor and capital are all productive of we...
a parody of a horror film一部恐怖电影的仿作She laughed, twisting her shoulder in a horrible parody of coquetry.她笑了, 一面扭动着肩膀,做出一副肉麻的卖弄风情的姿态.By the end of his life, Presley's vocals often descended close to self-parody.在人生的最后阶...