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?????????? ??? ??? ????(51)? ????. ???? ??? ????? ????. ???? 38?? ??????? ??1·4??, ??? ??1·2·4??? ?? ‘???’??.
?????????? ??? ??? ??????(55·?? 37?), ?????????? ??? ??? ??? ??? ??????(57), ?????????? ??? ??? ???????(55·?? 38?)? ????.
▽????? ?? △????????? ??? △??? ????? ??? △〃 ??????? ??? △〃 ??? ??? △〃 ??????? ??? △〃 ?????? ??? △〃 ?????? ??? △〃 ?????? ??? △〃 ???? ??? △〃 ?????? ??? △??????? ???????? ??? △〃 ??4?? ??? △〃 ???????? ??? △??????? ???????? ??? △〃 ??1?? ??? △〃 ??2?? ??? △〃 ??3?? ???