短語詞組短語intermittent ash -discharge grate 間歇式出灰爐排continuous ash -discharge grate 連續(xù)出灰爐排double ash discharge structure 雙排灰double ash discharge stmcture 雙排灰ash discharge gear 排灰裝置fused agglomeration ash discharge 灰粘熔排渣coal ash discharge system 排灰系統(tǒng)ash discharge valve 排渣閥bottom ash discharge valve 排渣控制閥 返回 ash discharge