DTR 3205h casing rotator device
Angrotador sa casingusa ka bag-ong tipo nga tipo nga adunay pag-apil sa tibuuk nga gahum sa hydraulic ug transmission, ug pagkontrol sa kombinasyon sa makina, gahum ug likido. Kini usa ka bag-o, kalikopan ug labing episyente nga teknolohiya sa pag-drill. In recent years, it is widely adopted in the projects such as the constructions of urban wubway, articulation pile of deep foundation pit enclosure, clearance of waste piles (undergroud obstructions), high-speed rail, road and bridge, and urban construction piles, as well as the reinforcement of reservoir dam.
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