operation status and existing problem
operation status and existing problem
运行状况及存在的问题
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Technical status of ionic membrane units, and the existing problem of test run and operation were introduced.
介绍了离子膜装置的技改情况以及试车、运行中存在的问题。
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