Desc:Product Details1.Smallinvestment,quickgains:The utility model also has high cost performance, wide application scope and high social and economic bene...
Desc:Product Details1.Full hydraulic crawler type rotary drilling rig adopt pressurized drilling mode, the maximum depth of rotary drilling can reach 45m. ...
Desc:Product Details1.Full hydraulic crawler type rotary drilling rig adopt pressurized drilling mode, the maximum depth of rotary drilling can reach 45m. ...
Desc:Product Details1.Full hydraulic crawler type rotary drilling rig adopt pressurized drilling mode, the maximum depth of rotary drilling can reach 45m. ...