其中家用节能燃气灶已获国家技术专利。

And the home use energy conservation fuel gas stove has obtained the country technical monopoly.

youdao

该逸热回收器，可使燃气灶节能30％以上，提高炉温28％，并有抗风、稳定、扑锅不息火等功能。

Said device can make the gas range save energy by 30%, the temperature of gas range increase by 28%.

youdao

该逸热回收器，可使燃气灶节能30％以上，提高炉温28％，并有抗风、稳定、扑锅不息火等功能。

Said device can make the gas range save energy by 30%, the temperature of gas range increase by 28%.

youdao