于是就把它塞到雨刷杆的下面。
本发明包括滚筒和刷杆，滚筒下方的刷杆上设有托盘。
The roller brush of the invention comprises a roller and a bush rod. The bush rod below the roller is provided with a tray.
一种新型锭子——电锭，采用特殊结构的直流无刷电动机直接传动锭杆。
The utility model relates to a new spindle which is an electric spindle. The electric spindle adopts a direct current brushless motor with a special structure to directly drive a spindle rod.
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