1990
乱気流 タービュランス Turbulence 1997
1990
1980
1990
1940
1990
1980
1960
1980
1980
2000
1990
1980
1990
1990
1990
1940
1940
1960
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
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990
1990