通常，采暖系统可以分为热水采暖系统和蒸汽采暖系统两种。
In general, heating system can be classified into hot water heating system and steam heating system.
文章列出了热水采暖系统的几种常见故障，并提出了排除措施。
This paper lists several common failure of hot water heating system and proposes measures to fix.
分析了单管顺流式热水采暖系统出现垂直失调问题的原因，提出了解决措施。
This paper analyzes the causes of the problem of vertical disorder of single-pipe series-loop hot water heating system and suggests some approaches.
它可供热水系统、油田注水系统及热水采暖系统使用，并可用作酸洗缓蚀剂。
It can be used in hot water heating systems, oilfield injection systems and can also be used as a corrosion retarder in acid treatments.
它可供热水系统、油田注水系统及热水采暖系统使用，并可用作酸洗缓蚀剂。
It can be used in hot water heating systems, oilfield injection systems and can also be used as a corrosion retarder in acid treatments.
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