如果你有一个邻里组织，提出这个问题，并且问人们是否在使用美国环境保护机构认证的火炉，它比老火炉烧的更清洁。
If you have a neighborhood association, bring up the issue and ask if folks are using stoves certified by the U. s. Environmental Protection Agency, which burn more cleanly than older stoves.
在单烧嘴均热炉采用脉动火焰加热，根据模型实验结果，组织了工业试验。
The model test of jet angles was studied for impulse flame heating in top one-way fired pit.
阐述了加热炉炉顶耐火材料烧损机理，通过选择高强高铝莫来石浇注料作为炉衬，精心组织施工，科学烘炉达到了延长炉顶使用寿命的目的。
The life campaign of the furnace top lining will be lasted by using mullite cast refractory with high strength and alumina and carrying out construction carefully and drying correctly.
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