Arctic Drilling Rigs
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Arctic Low Temperature Drilling Rig
Dongosolo lochepetsera kutentha lobowoleza zolimba zomwe zidapangidwa ndikupangidwa ndi PWCE pobowola masango m'madera ozizira kwambiri ndi oyenera 4000-7000-mita LDB low-temperature hydraulic track pobowola rigs ndi cluster chitsime kubowola. Itha kuonetsetsa kuti magwiridwe antchito abwinobwino monga kukonzekera, kusungirako, kuzungulira, ndi kuyeretsa matope oboola m'malo a -45 ℃ ~ 45 ℃.