ATCS是AutomaticTrainControlSystem的缩写，它的全称是什么？它包括ATP和ATO，它们分别是什么意思。

【填空题】Lesson 5 词汇拓展，选词填空 expedite assign visual sector coordinate transfer specialize airborne startup collision vacate Fill in the blank with words or expressions in the table above 1) As the aircraft glided with a broken windshield and no engine power, the crew made _____contact with the ground and landed on the highway. 2) After the aircraft gets _____after takeoff , it will be handed off to the approach control. 3) After engine _____, the pilot will be ready to contact the ground control for taxi instructions. 4) The best solution to avoid mid-air _______is that all pilots adhere to ATC instructions and clearances. 5) After the landing aircraft comes to a full stop on the runway, it will be instructed to _______the runway by the ground control via an exit taxiway. 6) The aim of implementing RVSM is to increase airspace capacity and ______flow of traffic. 7) He is an aerodrome controller, that is , he ______in providing ATCS as well as FIS and ALS to flights moving on the ground. 8) In case of adverse weather conditions, ATC need to ______with the military authorities to request the use of their airspace to avoid bad weather areas. 9) In order to relieve the workload and ease frequency congestion, some ACCs are divided into different smaller ______. 10) When the departing aircraft reaches the upper limit of the approach airspace, it will be ______to ACC. 11) In order to facilitate identifying an airplane on the radar, each IFR flight has been _______a transponder code by ATC.

A.是，是，非

B.是，非，是

C.是，非，非

D.是，是，是