coal burning boiler

常見例句

In the paper, the coal burning boiler and fuel oil heater of indep-eudent heating system are also introduced.
文章還對獨立采暖的燃煤、燃油鍋爐裝置作了介紹。
This paper analysis the factors that affect the long-periodic duty of inferior coal burning boiler in aspect of installation, running, maintenance, technical improvement.
從安裝、運行、檢修和技改的角度，分析了影響燃燒劣質(zhì)煤的循環(huán)流化床鍋爐長周期運行的因素。
When sewage temperature lower than 40℃, annual cost of sewage source heat pump is lower than that of oil burning boiler and natural gas burning boiler, but higher than that of coal burning boiler;
當污水水源溫度低于40益時，污水水源熱泵供熱方案的年費用值低于燃油和燃氣鍋爐供熱方案而高于燃煤鍋爐供熱方案；