Graphic technology. Process control for the production of half-tone colour separations, proof and production prints. Part 7. Proofing processes working directly from digital data
State system for ensuring the uniformity of measurements. State verification scheme for means of measuring the maximum values of impulse electric and magnetic fields strengths
Low-voltage switchgear and controlgear. Part 5-4. Control circuit devices and switching elements. Method of assessing the performance of low-energy contacts. Special tests
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