Road vehicles. Components of the fuel system for supply of compressed gaseous hydrogen (CGH2) or hydrogen/natural gas mix. Part 5. Manual cylinder valve
State system for ensuring the Uniformity of measurements. State verification schedule for measuring instruments of alternate electrical voltage to 1000 V in the frequency range from 1·10-2 to 2·10-9 Hz
Gas supply system. Gas recovery from offshore fields. Save-health conditions of staying and occupation of buildings and structures. Illumination environment. Control
