短語(yǔ)詞組短語(yǔ)main furnace building investigation 主要勘探工作main furnace building haulageway 主運(yùn)輸?shù)?/li>main furnace building leaf 主片main furnace building job 主要工程main furnace building laser 主激光器main furnace building gate 主選擇脈沖main furnace building girder 主大梁main teaching building 主教學(xué)樓main station building 主廠房 返回 main building