短語(yǔ)詞組短語(yǔ)source of material procurement 材料獲得的來(lái)源somat Source of Material 物質(zhì)來(lái)源source -material reappearance 素材再現(xiàn)source e material 源材料the source and material 材料資源source source material 原始資料source of material 物質(zhì)來(lái)源source and special material 源材料和特種核材料the primary source material 烴類的母質(zhì) 返回 source material