how do you open electromagneric lock?知道的就回答吧,可以的话用英文.追加30分.No,that's is the electromagnetic of the door.

How do you open a document? How do you open a document?怎么回答 How do you open a new document?A.Usa the mouse How do you do? How Do You Do? how do you do? how do you do How do you do how do you do How do you do How do you you How do you spell how do you like . how do you how do you how do you how do you feel How dare you do