Taking Pingbao Coal Mine as the engineering background. the stress distribution. surrounding rock displacement. and plastic zone distribution characteristics of a bottom gas extraction roadway are simulated by FLAC3D under multiple disturbances. https://safeersappliancers.shop/product-category/bosch-dig97im50b-serie-4-built-in-90cm-3-speeds-b-island-cooker-hood-stainless/