Low-voltage switchgear and controlgear assemblies. Part 1. Requirements for type-tested and partially type-tested assemblies. General technical requirements and methods of tests
State system for ensuring the uniformity of measurements. State verification schedule for means of LTEC measurements of solids from 0,01х10 -6 to 100х10 -6 К -1 substance in temperature range from 90 to 3000 K
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