【单选题】
硫磺硫冷凝器管程内走的介质是___。
A. 反应过程气
B. 0.3MPa蒸汽
C. 4.0MPa蒸汽
D. 锅炉补充水
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答案
A
解析
暂无解析
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克劳斯反应器床层温度下降，主要原因是___。
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B. 原料中硫化氢含量高被带入反应器
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