The connecter jack one will clean dust and put it into washing bag and then the dust could be removed with sewage which will not pollute the floor again.
插座式拖把将灰尘从地板上擦除后放入清洗袋中清洗，灰尘随污水排出，不会再带回地板。
In SOAP connecter port number, make sure to enter the value, as noted previously.
在soap连结端口号，确认输入先前提到的值。
Discuss the principle for selection of quality testing device and equipment of electric connecter and its components and equip the reasonable testing method.
论述电连接器及其组件质量检测仪器设备的选用原则和配备合理性检查方法。
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