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It is possible to evacuate the stairs with patient on a stretcher quickly by one person in a fire
Unlike the stretcher that save one person by two, this can maximize efficiency by evacuating one save one.


kongju univercity

kongju univercity
chenan-ci, South Korea

inheok jung,
kongju univercity

miri kim,
kongju univercity

yewon jo,
kongju univercity