fev

美 　英

• 網(wǎng)絡(luò)釩鐵(Ferro Vanadium)；強(qiáng)制進(jìn)化病毒(Forced Evolutionary Virus)；用力呼氣容積(forced expiratory volume)

例句

This paper introduces the trial production of hot-rolled bar HRB400 by microalloying process of "FeV+nitrogen enrichment agent" .

前言：介紹利用“釩鐵+富氮劑”微合金化工藝生產(chǎn)HRB400熱軋螺紋鋼筋的工業(yè)試驗(yàn)。