问题
单项选择题
关于地面勤务,哪一条正确()
A.备用污水箱在地面完成排污和清洗后,无须加水
B.如果在地面发现机身有蓝色污水痕迹,一定要查找和排除排污口渗漏,防止空中渗漏的污水结冰后脱落,而打伤飞机
C.在冬季航后一定将水箱里的水全部排出
D.以上均正确
答案
参考答案:D
关于地面勤务,哪一条正确()
A.备用污水箱在地面完成排污和清洗后,无须加水
B.如果在地面发现机身有蓝色污水痕迹,一定要查找和排除排污口渗漏,防止空中渗漏的污水结冰后脱落,而打伤飞机
C.在冬季航后一定将水箱里的水全部排出
D.以上均正确
参考答案:D
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A. He should be cheerful, dependable, and easy-going. B. He has to work from Monday to Friday. C. He can remain calm in a difficult situation. D. He can welcome guests and deal with phone calls. | |
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