
?????????? ??? - NHK
... ???? lij~????.???itI!????? ?. ???????????????????????????????????????????????. ???????? ... 
INTRODUCTION - ?????????
?????? ???????????. ??17???????????????. ??????????????????. ??NSA???????? ... 
?40? ????????????? ?????????
?40???????????????2013?2?28?????3?2?????????????????????. ???????40???????????????????? ... 
??3?? ?????????? - ???????
?????? 3 ???????????????????????????. ??????????????????????????? ?????????????? ... 
?????????????
????4 ??????? ···························································································· 1. 1. ???????????????? ... 
??????145?? - ????????
... ?? ??1, ?? ?1, ?? ???2, ?. ? ?3 ... ??4, ? ??5, ?? ??6, ??. ??6, ?? ... TD ??????????. ???. ??? ??1, ?? ... 
??22??????? - ???? ????????????
... T-D NA ???????. ??? POSTECH????????Pohang Univer- sity of ... ??????????????? 1979?p.754. 9) ???????????? ... 
?? ???????? ?? ? - ?????
... ?. ????. ??. ??????????????????????. ??????? ... ???. ????. ??«. ?. ?. ?. ?. ?. ?. ?. ?. CED?. ?. ?. ?. ?. 
?????????????? ???? ???25?????29 ...
??????????????????????????. ? ?????????????. ? ??????????????. ? ?????????????????? ... 
?70?????????? - ??????
???????????????????. ??????????.?????????. ?????? 15????????????40. %?????? ?????????? ... 
?70?????????? - ??????
???????????????????. ??????????.?????????. ?????? 15????????????40. %?????? ?????????? ... 
Volume 43 Number 5 December 2020 - ????????
... ????????????. ? (? 5 ?) [pp. 122-130, pp. 135-140]. ???. ??????. ?????? (2023). [????]. ???, ???? (?), ????? ... 
? ? ? ? ? - ??????? - WWW3 ?????????
??????. 1?????????????????????????????????????. ????????????????????????????????? ... 
????????? - ???????
???????? 30 ???????????????????????????????. ???????????????????????No.412?No.426?????? ... 
??????? March 2021 Fraser Monthly 1
1990 ?4?9????????????????????. ????????????????????? ?The Safety of Objects?????????2002 ... 
? 41 ???????????????????
??????????????????????????????????????????????. ????????????????????????? 
??????????? - ?????????????????
?????????51???????????????????????. ??????????????????????????????????. 
??????? - NHK
????teleda???????????????????????. ??? ... ?-?????????. ???????????????????????CG???. 
???? ?????????? ?????? ?????
????. ??????. URL. 301000005732. ?????? http://www.momo-j.com/. 301000107375. ????????? http://www.iauc.co.jp. 301000107580. 
Untitled - ?????????
???????????????????????? ... TD?????????????????TD??ISA ... ?????????? ????. ????????. 
?? - ? 53???????????????
#32 ???? 2y??(#1 ????). 2 & 8 - TG 31 L. PASS. #18 ???? ... #54 DL ????. #55OL ???. #44 DL ?????. #73 OL ?????. 
???? - ????
??????????????????????????. ???????????????????????????????????????????? ???????? ... 
???? ????????????????? ????
... ??, ???, ????, ????, ????, ?????, ???? ... ??? ??, ?? ??. ???. ???????????????? ... 
??????????????
???. ?1? ?????????????????2??????????????????. ???????????? ????????. ?2? ?????????2?? ...