Nitrate nitrogen pollution in groundwater can be understood from three viewpoints: generation sources, mobility, and elimination effects (natural purification effects). Alluvial fans are often utilized for farmland where nitrate fertilizer (pollutant source) may used. pollutants readily spread at alluvial two controlling factors pollutant mobility high: permeability hydraulic gradient of ground...

Coronavirus disease (COVID-19) can induce coagulopathy at the base of sepsis-induced coagulopathy (SIC), which is an important cause of death in these patients. Cytokine storm causes imbalance in coagulation and fibrinolytic system. A combination of hypercoagulability state, decrease or inhibition of fibrinolysis and endotheliopathy causes thromboembolic events. Underlying diseases such as diab...

<p>With the development of 5G network, artificial intelligence, cloud computing, big data and other digital technologies, we have witnessed E-commerce live broadcasting industry has also jumped on this fast train, injecting fresh blood into People’s Daily shopping. The main contribution paper is to combine theory with practice build a model from three aspects: people, goods market, set up...