A method for quick finding out the leaking tube of heat exchanger in sulfuric acidconversion section is presented in this paper.
针对换热器列管泄漏查找困难的问题，提出了一次性快速查找的方法。
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According to above results, the experiments of glutamic acid fermentation were carried out, and the sugar-acidconversion in five batch fermentations were reached above 50%.