Lesson 24 model exchange -E
A. The crew on board is unsure of their position
B. CCA938 is estimated to reach ZHO at 30
C. The transmitter on board has malfunctioned
D. CCA938 has lost contact with Wuhan ACC
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Lesson 24 model exchange -F
A. HG
B. ZF
C. Established ILS
D. outer marker
Lesson 24 model exchange G
A. Transmitter failure
B. Transponder failure
C. Two-way radio failure
D. Receiver failure
Lesson 24 model exchange-8
A. CCA990 experienced bird strike after takeoff
B. The first officer on CCA990 was seriously injured
C. BAW169 encountered a medical emergency
D. BAW169 failed to be identified by Wuhan approach
红细胞在流经狭小毛细血管和血窦时不易被挤破，最主要的原因是
A. 红细胞膜的弹性较好
B. 红细胞呈双凹圆碟形
C. 红细胞内的黏度较高
D. 此处的血流速度缓慢
E. 红细胞的数量
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