两段炉煤气热值低，迫切要求提高煤气灶具燃烧效率。从提高灶前压力和扩大喷嘴口径两方面计算和分析，得出相应解决办法。
The paper puts forward some methods of increasing the heat value of two - section - gas-furnace by calculating and analysing front two aspects of increasing oven former pressure and enlarging muzzle caliber .
煤气灶具