短語詞組短語inferior coking coal 結(jié)焦性差的煤inferior bituminous coal 劣質(zhì)菸煤inferior coal burning 燃燒劣質(zhì)煤burning of inferior coal 燃燒劣質(zhì)煤boiler using inferior coal 劣質(zhì)煤鍋爐Inferior coal boiler 劣質(zhì)煤鍋爐inferior pulverized -coal ash 劣質(zhì)粉煤灰Inferior Coal Project in Huangshi 黃石劣質(zhì)煤項目 返回 inferior coal