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to phrases
auxiliary materials
commer. 辅助材料 (基本原材料 (basic raw materials) 以外的材料)
ecol. 辅助材料
auxiliary material
archit. 辅助原
chem. 辅助材料
plast. 辅料
tech. 副原料; 附属材料; 辅助原料
auxiliary materials: 8 phrases in 4 subjects
Business2
Metallurgy2
Project management1
Technology3