LA GEOGRAFíA ESCOLAR Y LA FORMACIóN EN DOCENCIA DE LA GEOGRAFíA Y CIENCIAS DE LA TIERRA


The Study of Optimization of Flocculation and Destabilization Technology of Waste PEM Drilling Fluid in Bohai Oilfield

In light of the difficulty of solid-liquid separation of waste PEM drilling fluid in the Bohai oilfield, constructing an inorganic-organic flocculation system is proposed and the processing method of destabilization technology is optimized.The biggest influence factor on the flocculation process of PEM drilling fluid was determined by designing an

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A network data-based survey and analysis of attention towards breast reconstruction after breast cancer surgery in Chinese and American populations

Background: Breast reconstruction is an effective technique to rebuild the appearance of the breasts in patients after mastectomy and improves the prognosis.The current study aimed to compare and analyze willingness for breast reconstruction after breast cancer between populations in China and the United States, from the perspective of social conce

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Selfish altruism, fierce cooperation and the predator

This paper suggests a new way to think about a famous question: what explains cooperation in nature and in particular in humans? I argue that, for an evolutionary biologist as lovesense 3 well as a quantitative social scientist, the triangle of two ‘teammates’ in the presence of a predator (passing and shooting in two-on-one situations) is one

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