economizer的例句（economizer在句子中的用法）

• Economizer leakage is a main problem in running of heat recovery boiler. 省煤器泄漏是余热锅炉运行中常遇到的问题.
• Represents the control discrimination methods of air economizer and their applicability. 给出了空气节能器的判别控制方法及各方法的适用地区.
• Fuel economizer is placed on the back part of the boiler. 省煤器布置在锅炉后部.