XCMG XR280D di Provinsi Guizhou

Rotary Drilling Rig XR280D

Pada bulan April 2012, rig pengeboran putar XCMG XR280D berhasil mengebor lubang tumpukan batu dengan kedalaman 80 meter dan diameter 2 meter di bagian keempat Jalan Tol Qingzhi di Provinsi Guizhou.

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