A STUDY OF GROWTH OF COVID-19 WITH SUPER-SPREADERS USING THE MODIFIED SIR MODEL INCLUDING ICEBERG PHENOMENON


Proposal of building a standard geodatabase for urban land use

The digital technologies represented by digital processing programs, local data bases and satellite receivers system is a set of technologies made to organize the process of building descriptive MOLDING WAX field database, and conveying them to computers, in order to store, analyze and manifest data as well as upgrade and extract it in the form of

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Integrated interpretation of pXRF data on ancient nephrite artifacts excavated from Tomb No.1 in Yuehe Town, Henan Province, China

Abstract Previous studies of ancient jade using portable X-ray fluorescence (pXRF) have mostly focused on mineral identification, alteration status and provenance determination.It is usually used as an auxiliary instrument for spectroscopic detection with finer resolution.However, there is no substitute for the efficiency and stability of pXRF Bush

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