填空题 <iframe src="/module/audioplay.html?objectid=758bfbee3d55f150f7296844bbb3dd74"></irame> P: Qantas 7335, request (1)_________ C: Qantas 7335 roger, descend (2)_______ and stand by for lower P: Okay, this is a PANPAN PANPAN Qantas 7335 is descending to (3)_____ C: Qantas 7335 roger PAN P: MAYDAY MAYDAY MAYDAY Qantas 7335 *3, (4)__________. We have a pressure issue, we are descending we are making an emergency down to ... pressure of aircraft C: Qantas 7335 Center, roger MAYDAY, there is no reported IFR traffic for descent to (5)______ Descending (6)_______ Qantas 7335