试题与答案

日常对换热器的进出口压差进行测定和检验是为了检查换热器列管内部腐蚀程度的大小。

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题型：判断题

题目：

日常对换热器的进出口压差进行测定和检验是为了检查换热器列管内部腐蚀程度的大小。

答案：

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(      )3. A. up          
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(      )5. A. way        
(      )6. A. the other  
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