原辅料 英语怎么说?

raw material and subsidiary material

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 supplementary materials