Professional Drilling cuab yeej chaw tsim tshuaj paus

25 xyoo kev tsim khoom

Hom Threads Reverse Circulation Drilling Pipes

Lus piav qhia luv luv:

Qhov chaw ntawm Keeb Kwm: Suav teb
Hom Lub Npe: JCDRILL
Qauv nab npawb: RC Drill Rods
Hom: Drilling cuab yeej
Khoom siv: Hlau
Siv: Mining, Kev Tsim Kho, Geotechnical, Kev Tshawb Fawb
Lub npe: RC Drill Rods


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