改进性检修
Improvement maintenance
以上为机器翻译结果，长、整句建议使用 人工翻译 。
改进后，提高了袋式除尘器的可靠性和收尘效率，检修维护方便，占用空间小。
After modification, it achieves many benefits, such as high reliability and dust collection efficiency of the bag dust collector, convenience for overhaul and maintenance, and small space occupation.
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