名词
中文翻译：直接燃烧锅炉
同义词：
['indirect-fired boiler', 'direct-fired furnace', 'direct-fired heater', 'direct-fired stove']
例句：
-
1. The new direct-fired boiler is expected to save energy and reduce emissions.
新型直接燃烧锅炉预计将节省能源并减少排放。
-
2. The company has invested in a direct-fired boiler to improve its energy efficiency.
该公司投资了一台直接燃烧锅炉以提高其能源效率。
-
3. The direct-fired boiler is used in the manufacturing process to heat the raw materials.
直接燃烧锅炉用于生产过程中加热原材料。