00339nam a2200133Ia 45000010005000000030004000050050017000090080041000260400011000670410008000780820021000861000025001072450073001324288Ost20260507154812.0251113s9999||||xx |||||||||||||| ||eng||  cnitttr  aeng  a621.3744bT212U   aTaylor,  E. Openshaw 0aUtilisation of electric energy (in SI units). /cTaylor, E. Openshaw