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MM Průmyslové spektrum is a journal of mechanical engineering providing current technical information from the Czech Republic as well as from abroad, news of trade fairs and exhibitions, information on trends in scientific and technical developmen... جمهورية التشيك تداول 9,000 تداول 9,000 | MM Průmyslové spektrum is a journal of mechanical engineering providing current technical information from the Czech Republic as well as from abroad, news of trade fairs and exhibitions, information on trends in scientific and technical developmen... | جمهورية التشيك |