State system for ensuring the traceability of measurements. Geometrical product specifications (GPS). Filtration. Part 21. Linear profile filters. Gaussian filters
Foil-clad electrical insulating materials for manufacture of printed plates. Prepreg for use as bonding sheet material in the fabrication of multilayer printed boards. Specifications
Framework of standards for climate actions implementation. Methodology for evaluating climate projects to improve agricultural land management. Main principles
€25
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