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Год выпуска | Название | Автор(ы) | Тип | Просмотров | Загружено |
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2004 | Experimental research regarding the butt welding applied to the coiled tubing through the wig (wolfram inert gas) welding procedure | Ulmanu, Vlad; Zisopol, Dragos Gabriel | Article | -580696126 | -557870864 |
2004 | Experimental research related to the behaviour of the materials afferent to the liners and the pistons for production pumps under wear conditions | Zisopol, Dragos Gabriel | Article | 1362133378 | -1095874686 |