废锅煮炉符合什么条件?
(1)锅炉和汽包内壁无锈蚀痕迹,无垢和附着的痕迹焊渣,(2)排出的水澄清分析碱液中铁离子含量不变为煮炉合格,此时应停止加蒸汽,将碱水放尽用脱氧软水冲洗至PH与所加脱氧软水PH相等为止,然后将各导淋关闭建立废锅及汽包液位后切除脱氧软水。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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