.............................................................................................19
-
PTT iD ...........................................................................................20
v
v
v
...........................................................................17
......................................................................................17
........................................................................................18
.............................................................................19
....................................................................................19
(Pa) ......................................................................19
(ToT) .....................................................................20
.....................................................................................20
..............................................................................21
....................................................................................22
) ...............................................................16
.............................................................20
(bcl) ........................................................20
..................................................................20
...................................16