The dust collecting device comprises a communicating pipe, a holding casing body, and a buffering device;

集尘装置包含连通管、容纳壳体以及缓冲装置。

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The dust collecting device comprises a communicating pipe, a holding casing body, and a buffering device;

集尘装置包含连通管、容纳壳体以及缓冲装置。

youdao