Hygrothermograph convenient for reading at night

The utility model discloses a hygrothermograph convenient for reading at night, relates to the technical field of hygrothermographs, and aims to solve the problem that when the existing hygrothermograph is used for checking numerical values at night, the numerical values can only be seen clearly aft...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	WANG GUANDONG, HE SONGSHENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVEREDIN A SINGLE OTHER SUBCLASS BLASTING DETECTING MASSES OR OBJECTS FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF GEOPHYSICS GRAVITATIONAL MEASUREMENTS HEATING INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO THEFORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THELIGHT EMITTED LIGHTING MEASURING MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR MECHANICAL ENGINEERING PHYSICS STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR TARIFF METERING APPARATUS TESTING WEAPONS
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