必须小心地完全封闭耐火材料衬里的进口门。
Care must be taken to completely seal entrance plugs (eg. at a manway) in refractory linings.
热出口气体从转化炉进入耐火材料衬里的进气室。
The hot exit gas from the reformer enters the refractory-lined inlet chamber.
必须对控制加热器和两个转化炉的耐火材料衬里进行检修。
Repairs to the refractory linings of the control heater and both reformers are needed.
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