Terms for subject Gold mining containing be by

English	Russian
both adjacent veins were, as a rule, exposed by the same drift	при проходке штреков обе смежные кулисы, как правило, за пределы выработки не выходили (Leonid Dzhepko)
the ore body #1 has been exposed by wider spacing of drill holes	рудное тело N1 разведано по более редкой сети