The travel industry has been severely affected by the COVID-19 outbreak. operating pressure on enterprises sharply increased, leading to prominent phenomenon of abusive supervision. Managers employ this management method so that employees perceive work as motivation harder and improve their performance. Employees may adopt behavior defensive silence protect themselves from supervision, which ca...

In order to realize the design concept of “strengthened column and weakened beam, strengthened connection joints components” ensure improvement joints’ bearing capacity transfer plastic hinges along beams far away from ends, this paper proposes a new type prefabricated with strengthen-weaken beam-column connection, changes multiple parameters. Six joint models are designed for finite element an...

    Molecular epidemiology is a subdivision of medical science and epidemiology that emphases on the involvement of potential environmental and genetic risk factors, recognized at the molecular level, to the etiology and avoidance of sickness through populations. This arena has developed from the combination of molecular biology and traditional epidemiological research. Molecular...