State system for ensuring the uniformity of measurements. Standard dosimetric installations for X-ray and gamma-radiation. Methods of calibration on the exposure dose rate and air kerma rate
State system for ensuring the uniformity of measurements. Disperse composition of liquid media. Determination of particle size by dynamic light scattering
Adjustable speed electrical power drive systems. Part 2. General requirements. Rating specifications for low voltage adjustable frequency a.c. power drive systems
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