Dust exceeding reminding device for building construction

The utility model discloses a building construction dust exceeding reminding device which comprises a fixing frame, a dust detector body and a display screen used for displaying dust detection data, the dust detector body is installed on the fixing frame, the display screen is installed on the fixin...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHEN YONG, LIAO XING, FAN RUFU, LUO SONGJIA, LIU WEIJIAN, LIU CHENXI, LI SENGANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ALARM SYSTEMS INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING ORDER TELEGRAPHS PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS TESTING
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