Picture and text | Why is the two-arm drilling jumbo favored? _ Construction
Original title: Picture and text | Why is the two-arm rock drilling jumbo favored? What is a drilling jumbo? What is the rock drilling jumbo used for? Rock drilling jumbo is a kind of rock drilling equipment for tunnel and underground engineering construction by drilling and blasting method. It can move and support multiple rock drills for simultaneous drilling operations. Drill jumbo can be...
2
0 Σχόλια 0 Μοιράστηκε