inferior coal
短語詞組
- inferior coking coal 結(jié)焦性差的煤
- inferior bituminous coal 劣質(zhì)煙煤
- 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(xiàng)目 返回 inferior coal