1990
乱気流 タービュランス Turbulence 1997
1990
2000
2000
1950
1990
2000
1980
1940
1970
1950
1980
1940
1940
2020
1970
1990
1990
1970
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
2010
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
2000