Abstract: Within the transition process of urban rail transit systems, the challenges of high energy consumption, increasing carbon emissions, limited economic viability, and intricate risks emerge as ...

Ryobi's lineup of power tools, accessories, and other products is wider than most, but as these Etsy finds show, even the ...

Step inside to discover elegant powder-coated iron doors, a 25x25 cedar screened porch, and two inviting master suites.