boiler economizer造句

例句与造句

1. Corrosion analysis of economizer tube is investigated by sem and eds , x - ray etc with the condition of boiler economizer
   摘要结合余热锅炉省煤器的工况条件，用扫描电镜及eds 、 x射线等方法分析省煤器炉管腐蚀原因。
2. It's difficult to find boiler economizer in a sentence. 用boiler economizer造句挺难的