A first order magnetization process (FOMP) was observed in the HMD magnetization curve of Er_3Fe_ 19.5Co_6V_ 3.5 at 5K, the critical field of the FOMP was derived to be 3.8T.是什么意思_A first order magnetization process (FOMP) was observed in the HMD magnetization curve of Er_3Fe_ 19.5Co_6V_ 3.5 at 5K, the critical field of the FOMP was derived to be 3.8T.在线翻译_英语_读音_用法_例句