Lesson 9 模拟通话-1your callsign is HDA853-8 _______ on QNH1012, wilco HDA853.
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Lesson 模拟通话-1your callsign is HDA853-9 答案里面指令之间不用逗号隔开 Canccel SID, __________, climb and maintain 4800meters on standardrequest6000metersHDA853,
lesson 9 模拟通话-1your callsign is HDA853-10 ————————,HDA853
Lesson 9 模拟通话-1your callsing is HDA853-11 ——————, HDA853
下列哪项属于造成精神残疾的心理因素
A. 社会文化
B. 应激
C. 遗传
D. 神经发育异常