短語詞組短語gas -recycling plant 氣體循環(huán)裝置exhaust gas recycling 廢氣循環(huán)EGR Exhaust Gas recycling 廢氣循環(huán)exhaust gas recycling system 排氣再循環(huán)系統(tǒng)top gas recycling 爐頂煤氣循環(huán)tail gas recycling 尾氣循環(huán)exhaustion gas recycling system 廢氣再循環(huán)系統(tǒng)flue gas recycling rate 煙氣循環(huán)倍率flue gas recycling 煙氣返回 返回 gas recycling