Connecting devices. Devices for the connection of aluminium conductors in clamping units of any material and copper conductors in aluminium bodied clamping units. General requirements and test methods
State system for ensuring the uniformity of measurements. State primary standard and all-union verification schedule for means measuring volumetric flow of gas within the range of 1x10 in minus 6 up to 1x10 in 2 degree m3/s
