A.900-1000℃B.750-850℃C.1100-1450℃D.1100-1200℃
A.0.4B.0.6C.0.75D.0.8
A.防止冷荒煤氣倒灌B.炭化室保溫C.炭化室保壓D.穩(wěn)定集氣管壓力