00485nam a22001457i 4500001001000000005001700010008004100027082002200068100001700090245006000107260004900167300001700216650008800233020001800321SXC01565920260819093605.0260101s1986    ii            000 0 eng d  a621.31913 GRO222  aGrob, Bernad10aDirect and alternating current circuits /cGrob, Bernad  abMcGraw Hill Book Co. Inc., New yORK,c1986  ap. ;c22 cm. 0aAlternating-current systems Including high-tension systems(High voltageengineering)  a9780070250864