Design and manufacture of site built, vertical, cylindrical, flat-bottomed steel tanks for the storage of refrigerated, liquefied gases with operating temperatures between 0 °C and to -165 °C. Part 2. Metallic constructions
State system for ensuring the uniformity of measurements. State special standard and state verification schedule for means measuring phase shift angle with in the frequency range from 25,95 to 37,50 GHz
