74.3.7 ) - [ 740 , 1 - j- 743.5 - j- 745.7 ) 4747,7 4- 737.6 4- 73.3.6 + 740.0 + 741.6 j 4- 747.0 - ) - 6666689li758859 , 745.7 666689li758859 ,745.7