Mixed feed, concentrates and premixes. Determination of mass fraction of iron, manganese, zinc, cobalt, copper, molybdenum and selenium by atomic absorption spectroscopy method
Broaches with diameter 12 and 14 mm for slitting holes with involute profile and centering at outside diameter with module 1 mm double driven. Construction and dimensions
System of standards on information, librarianship and publishing. Communication format for bibliographic data exchange on magnetic tape. Search pattern of a document
