1990
乱気流 タービュランス Turbulence 1997
1990
2000
1990
2000
2000
1960
1980
1970
2020
1980
1960
1950
1940
1950
1990
1930
1990
1990
2000
2000
2000
2000
2000
2000
2000
2000
2000
2000
2000
2000
2000
2000
2000
2000
2000
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990