State system for ensuring the uniformity of measurements. The state special standard and all-union verification schedule for means measuring instruments of maximum-energy flux of stopping radiation at photon energy from 0,8 to 8,0 pJ (5 to 50 MeV)
State system for ensuring the uniformity of measurements. Anesthetic and respiratory equipment. Spirometers intended for the measurement of time forced expired volumes in humans. Technical requirements and test methods
