60726CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:061999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:071999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:081999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:091999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:101999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:101999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:111999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:121999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:131999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:141999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:151999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:151999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:161999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:171999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:181999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:191999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:201999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:201999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:211999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:221999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:231999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:241999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:251999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:261999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:261999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:271999CopyrightbytheInternationalElectrotechnicalCommissionFriJan1521:36:291999CopyrightbytheInterna...