Many key parts of mechanical equipment gradually enter failure period with service, and failures happen in some of them, it will lead to serious consequences with economic loss and crash of machine and death of human if weak failures cannot be identified in time, which might degrade to major failure.It would be of benefit to prevent the fault deter
Women entrepreneurship is considered by many researchers as an imminent phenomenon of the 21st century, especially for developing countries.Due to its contribution to the economy and society, recent studies have focused on investigating its motivational factors, as well as achievements.Moreover, researchers have come up with different entrepreneuri
A growing body of work clearly documents the gendered inequalities in health.The COVID-19 pandemic further exposed these deep inequities: men appear to be more vulnerable to poorer outcomes, but most of the global health workforce is female who are discount greenery at increased risk of exposure to hospital infection.However, researchers often fail
A hazard quotient (HQ) for a single chemical and the hazard index (HI) for a mixture of chemicals were first described as approaches for risk characterisation by the EPA.HQ is defined as the ratio of exposure to an appropriate reference dose such as the ADI.HI is the sum of the HQs of the chemicals in a mixture.HQ and HI have been used to character