相关题目
（ ） is not included in a convective SIGMET.
When temperature rises, the takeoff weight and rolling distance will （ ） respectively.
SIGMETS are issued as a warning of weather conditions potentially hazardous （ ） ．
（ ） warn of weather hazards which mainly concern light aircraft.
When penetrating turbulent air, the pilot is expected to （ ） ．
Of the various aircraft icing, the one that has the greatest impact on flight is （ ）.
Wingtip vortices created by large aircraft tend to （ ） ．
The greatest wake turbulence danger is produced by large aircraft operating at （ ） ．
In weather forecasts or pilot reports, aircraft structural icing is normally classified as （ ） ．
If encountering cumuliform clouds and suspecting icing conditions, the best action by the pilot would be （ ） ．
