central heating boiler,heating boiler with vertical downstream burner,convertible heating是什么意思、英文翻译及

central heating boiler,heating boiler with vertical downstream burner,convertible heating

词语： central heating boiler,heating boiler with vertical downstream burner,convertible heating

解释： 中央供热锅炉，带垂直顺流燃烧器的供暖锅炉，可逆加热

词典： 专利专业英汉词典