Scope: This product has reasonable structure, small volume, vibration force, converting the convenience.

适用范围：本产品结构合理，体积小，激振力大，转换场地方便。

youdao

Scope: This product has reasonable structure, small volume, vibration force, converting the convenience.

适用范围：本产品结构合理，体积小，激振力大，转换场地方便。

youdao