更多"[单选题]Wet snow is："的相关试题:
[单选题]Dry snow is：
A. is water saturated with snow which spatters when stepping firmly on it. It is encountered at temperatures around 5 °C and its density is approximately 0.85 kg/l
B. is a condition where, if compacted by hand, snow will stick together and tend to form a snowball. Its density is approximately 0.4 kg/l
C. is a condition where snow can be blown if loose, or if compacted by hand, will fall apart again upon release. Its density is approximately 0.2 kg/l
[简答题] I hope we can have some snow this winter.
[单选题]Wet runway is：
A. when the surface has a shiny appearance due to a thin layer of water.
B. when the surface is not dry but when the water on it does not give it a shiny appearance.
C. caused by heavy rainfall and/or insufficient runway drainage with a depth of more than 3 mm.
[多选题]Regarding the definition of “wet runway”, the correct statements include _.
A.The situation that the water covers on the runway surface with a thickness equals or less than 3 mm (0.118 inches)
B.The situation that the runway surface is covered by snow, wet snow, dry snow with the equivalent thickness equals or less than 3 mm (0.118 inches) deep
C.The situation that the runway surface has debris, like sand leaves, etc.
D.The situation that the runway surface is moisture but without water.
[单选题]The RLD for wet runway should be __ more than dry runway during landing.
A.10%
B.15%
C.20%
