相关题目
When visibility is lower than （ ）meters, tower controller should report RVR to pilots..
（ ） should make the final decision of landing or going around and be responsible for it.
The term “roger” means （ ） .
The phrase “go ahead” means （ ） .
In RTF communication, the number 34,900 is transmitted as （ ） .
The primary reason for using standard phraseology is to （ ） .
I’m Brown, the representative of Air France, our premier will be visiting your coun try next week, his special flight will be parking on the old apron, we want to know the （ ） of the parking stand.
I’m sorry, according to our rules, we have no right to supply aeronautical information for domestic airports to foreign crews. Will you please contact the （ ） headquarters in town?
The MLS provides precision navigation guidance for exact alignment and descent of A/C on approach to a R/W. It provides （ ） .
RWYs 18L/36R are covered with dry snow, the depth is 3.5 mm, so the （ ）is very poor.
