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Title	Presentation Aide
Description	Generally, when you give a lecture with the projector, the display content on the projector is the same as your notebook computer, this is very inconvenient. In the course of the speech, if you do any other works, for example, reading rough draft prepared for the speech, record ing the questions of the audience, the operations will all display on the projector. It will disturb the audience. Presentation Aide can help you to do the...
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