Device suitable for multimedia mathematical teaching

The invention discloses a device suitable for multimedia mathematical teaching, and belongs to the field of teaching equipment. The device comprises a teaching board, a camera and a projector, whereinthe camera is electrically connected with the projector, and the camera is rotationally arranged on...

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Bibliographische Detailangaben
Hauptverfasser:	YUAN JUNYAN, LEI XIANHE, GAO GUIBAO, LI QIUYING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES THEREFOR ADVERTISING APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE BLASTING CINEMATOGRAPHY CRYPTOGRAPHY DIAGRAMS DISPLAY EDUCATION EDUCATIONAL OR DEMONSTRATION APPLIANCES ELECTROGRAPHY ENGINEERING ELEMENTS AND UNITS FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS GLOBES HEATING HOLOGRAPHY LIGHTING MECHANICAL ENGINEERING PHOTOGRAPHY PHYSICS PLANETARIA SEALS STANDS OR SUPPORTS THERMAL INSULATION IN GENERAL WEAPONS
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