State system for ensuring the uniformity of measurements. State primary standards and state verification schedule for means of measuring specific conductivity of solutions of electrolytes within the range of 1x10 in minus 4 degree to 1x10 in 2 degree Sm/m
Acoustics and vibration. Laboratory measurement of vibro-acoustic transfer properties of resilient elements. Part 3. Indirect method for determination of the dynamic stiffness of resilient supports for translatory motion
Optics and photonics. Lasers and laser-related equipment. Standard optical elements. Part 2. Standard optical elements for laser equipment operating in the infrared spectral range. General technical requirements
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