Supported by National Innovation and Entrepreneurship Training Program for College Students in 2021 (202110414018)
Taking the rural left-behind elderly as the research object,this paper made an in-depth analysis of the living needs of the rural"empty-nest elderly".Combined with the current market development situation of the elder...
The metro door system is one of the high failure rate subsystems of metro trains. The Failure Mode, Effects and Criticality Analysis (FMECA) method is applied to analyze the reliability of metro door system in this pa...