Constructional engineering cost teaching demonstration device

The utility model discloses a constructional engineering cost teaching demonstration device, and particularly relates to the field of building teaching aids, which comprises universal wheels, a base,a support column, a fixing frame, a calculator and writing cloth, a fixing bottom box is fixedly moun...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	XUE BING, ZHU YAHUI, ZHANG TING, JIA FENGHUA, CHEN GUANJIE, ZHI HUI, DUAN YANHE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES FOR WRITING OR DRAWING ARTICLES FOR WRITING OR DRAWING UPON BUREAU ACCESSORIES CABINETS COFFEE MILLS DESKS DOMESTIC ARTICLES OR APPLIANCES DRAWERS FURNITURE GENERAL DETAILS OF FURNITURE HUMAN NECESSITIES OFFICE FURNITURE PERFORMING OPERATIONS SPICE MILLS SUCTION CLEANERS IN GENERAL TABLES TRANSPORTING WRITING OR DRAWING IMPLEMENTS
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