Visit to Valuable Water Springs (70) Valuable Water Springs in Sichuan, China
نویسندگان
چکیده
منابع مشابه
Bronze, Jade, Gold, and Ivory: Valuable Objects in Ancient Sichuan
If negotiations about value are essentially political (Graeber 2001:115), our understanding of past political systems is illuminated by an understanding of how and through what processes value is attributed to objects in a particular context. We cannot examine this “object value” through a focus on only one attribute or set of attributes, such as scarcity of raw material or labor investment, bu...
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Rose water is one of the most important products obtained from Rosa genus (Rosaceae). Although Iran is one of the main producers of rose water, limited research has been done on it. A simple distillation and a Clevenger-type apparatus were used to obtain rose water and rose oil. All the volatile concentrates were investigated for their chemical composition by gas chromatography (GC) and gas chr...
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Use of holy springs and holy water is inherent in religious activities. Holy spring water is also used extensively for personal drinking water, although not assessed according to drinking water standards. Holy water in churches and chapels may cause infections via wetting of lips and sprinkling on persons. Our aim was to assess the microbiological and chemical water quality of holy springs and ...
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Discharge from the largest karst spring in north China, the Niangziguan Springs, has been declining since the 1950s. This paper examines the response of these springs to climatic change and anthropogenic infl uence by attempting a model-based discrimination between phases in the stream discharge record. In Niangziguan Springs Basin, the exploitation of karst groundwater began in 1979. According...
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The meaning of orbital energies (OOEs) in Kohn-Sham (KS) density functional theory (DFT) is subject to a longstanding controversy. In local, semilocal, and hybrid density functionals (DFs) a Koopmans' approach, where OOEs approximate negative ionization potentials (IPs), is unreliable. We discuss a methodology based on the Baer-Neuhauser-Livshits range-separated hybrid DFs for which Koopmans' a...
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ژورنال
عنوان ژورنال: Journal of Groundwater Hydrology
سال: 2005
ISSN: 0913-4182
DOI: 10.5917/jagh1987.47.341