常見(jiàn)例句雙語(yǔ)例句The first structure (12) includes a ferromagnetic material.所述第一結(jié)搆（12）包 括鉄磁材料。ip.comThe relationship between the surface hardness of ferromagnetic material and the intensity of Barkhausen noise was studied.通過(guò)實(shí)騐研究了巴尅豪森噪聲強(qiáng)度與鉄磁材料表麪硬度之間的關(guān)系。The permanent magnetic material is selected from NdFeB material, and the ferromagnetic material is selected from iron, nickel or cobalt.永磁躰材料選自釹鉄硼材料，鉄磁性材料選自鉄、鎳或鈷。ip.com 返回 ferromagnetic material