Cutting equipment for heat supply pipeline production - LI LEIGANG; XUE LIJUAN; WU HONGYU; SUN HAITAO; WU GUOKAI; XIAO XIANBIN; WANG CHUNLIANG; WU RUHUI; XIAO DONGHONG (2024)
Keywords: BROACHING; FILING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOTOTHERWISE PROVIDED FOR; MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; PLANING; SAWING; SCRAPING; SHEARING; SLOTTING; TRANSPORTING