original supplementary materials
辅料 [汉英法学大词典]
supplementary materials
辅料 [汉英化学大词典]
adjuvant ;auxiliary materials ;rubber stock ingrediet
辅料 [汉英进出口商品词汇大全]
accessories
我这样翻:original supplementary materials
也可以这样:
辅料 [汉英法学大词典]
supplementary materials
辅料 [汉英化学大词典]
adjuvant ;auxiliary materials ;rubber stock ingrediet
辅料 [汉英进出口商品词汇大全]
accessories
希望能帮助你 =)
raw material and subsidiary material