Ubushakashatsi bwa peteroli
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Amenyo meza ya Carbide yo gushakisha peteroli
Gushyira urutare: Amavuta ya roller cone drill bits akoreshwa cyane muburyo butandukanye bwibuye, harimo umusenyi, shale, icyondo, nigitare gikomeye.Guhitamo roller cone drill bito biterwa nubukomezi nimiterere yibitare.Intego zo gucukura: Intego zo gucukura nazo zigira uruhare mu guhitamo bits ya roller cone.Kurugero, gucukura amariba ya peteroli hamwe namasoko ya gaze gasanzwe birashobora gusaba ubwoko butandukanye bwimyitozo kugirango ihuze ...
