Imurikagurisha Intangiriro: Imurikagurisha rya Valve World Expo ni imurikagurisha ryabigize umwuga ku isi hose, ryateguwe n’isosiyete ikomeye yo mu Buholandi "Valve World" hamwe n’isosiyete ikomokaho KCI kuva mu 1998, iba buri myaka ibiri muri Maastricht Exhi ...
Ibyerekeranye n’Uburusiya bukuru bwa peteroli na gaze kuva 1978! Neftegaz ni imurikagurisha rinini mu Burusiya mu bucuruzi bwa peteroli na gaze. Iri mu myanya icumi ya mbere yerekana peteroli ku isi. Mu myaka yashize, imurikagurisha ryerekanye ko ari inte nini nini ...
INCONEL 718 nimbaraga nyinshi, irwanya ruswa irwanya nikel. Igizwe ahanini na nikel, hamwe na chromium, fer, hamwe na bike mubindi bintu nka molybdenum, niobium, na aluminium. Amavuta azwiho kuba meza ...