Crawler hydraulic drill, and USES the new type of hydraulic technology, low gas consumption, rotary torque, move the hole deflection is convenient.
履带式液压钻机，采用新型液压技术，耗气量低，回转扭矩大，移孔变位方便。
Crawler hydraulic drill, and USES the new type of hydraulic technology, low gas consumption, rotary torque, move the hole deflection is convenient.
履带式液压钻机，采用新型液压技术，耗气量低，回转扭矩大，移孔变位方便。
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