PaperJJournal of Mechanical Science and Technology8/7/2026Critical technologies and experimental studies on 3D-printed concrete sealing walls for confined spaces in underground coal mineJiahao Liu·Zengbo Wang·Peng Chen·Hong XIE·Zihao ZhangRead at Journal of Mechanical Science and TechnologyShareLess like thisTagsInnovations in Concrete and Construction MaterialsBuilding and Construction