The present invention has the advantages of simple structure, high stability and reliability, concentrated sucking point, low power consumption, etc.
本发明的优点是：具有结构简单、稳定可靠，吸尘点集中、耗能较低等优点。
The present invention has the advantages of simple structure, high stability and reliability, concentrated sucking point, low power consumption, etc.
本发明的优点是：具有结构简单、稳定可靠，吸尘点集中、耗能较低等优点。
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