通过对一段转化炉管外壁超温原因的分析，制定相应的防范措施，以延长其使用寿命。
By analyzing the causes for overheating of the external wall of the primary reformer tubes, preventive measures have been taken accordingly, so as to prolong their service life.
通过对一段转化炉管外壁超温原因的分析，制定相应的防范措施，以延长其使用寿命。
By analyzing the causes for overheating of the external wall of the primary reformer tubes, preventive measures have been taken accordingly, so as to prolong their service life.
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