The industrial experiements show that this method is suitable for changing the small and middle pressure SHF steam boilers into natrual circulating warm-water boilers.

 
  • 通过工业试验证明,本方法适合中、低压SHF型蒸汽锅炉改造为自然循环热水锅炉。
今日热词
目录 附录 查词历史