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【单选题】
服用磺胺类药物治疗尿路感染时,加服碳酸氢钠的作用是A.
抗炎
B.
增加尿路
C.
碱化尿液
D.
保护尿路黏膜
E.
增加肾脏血流量
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反馈参考答案：
举一反三
【单选题】Lesson 23 短听力选择-3
A.
precautionary landing
B.
normal landing
C.
belly landing
D.
crash landing
【单选题】Lesson 23 短听力选择-2
A.
controlling problem
B.
engine problem
C.
wake turbulence
D.
radar failure
【单选题】Lesson 22 短听力选择 3 听一遍,选择正确答案
A.
Due engine check
B.
Due noise abatement
C.
Due ground vehicle
D.
Due outboard engine problem
【单选题】Lesson 23 短听力选择-4
A.
Descending immediately
B.
Coming back for landing
C.
Making priority landing
D.
Doing the checklist
【简答题】数据交换有哪几种方式?试着从信道利用率和实时性两方面比较它们的性能。
【单选题】lesson 24 短听力选择-1
A.
Continue to fly
B.
Land at the departure airport
C.
Make a diversion
D.
Hold at the present position
【单选题】Lesson 23 短听力选择-5
A.
F oreign object ingestion
B.
Engine shut-down
C.
Engine disintegrated
D.
Engine power loss
【单选题】Lesson 7 短听力选择 3 听一遍,选择正确答案
A.
No .2 engine was overheating.
B.
The temperature of brakes was over limitation.
C.
Fire warning light illuminated.
D.
They had a flat tyre on the nose gear.
【单选题】lesson 23 短听力选择 1-1
A.
fire men and fire truck
B.
passenger steps and coaches
C.
doctors and first-aid
D.
maintenance personnel
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