Traffic information 填空-2We are 1 . Request
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Traffic information 填空-3We almost had a 1 with another aircraft.We almost had a mid-air collision with another aircraft.
Traffic information 填空-4We have a possible 1 at 10 o’clock, 2 with our 3 .
Traffic information 填空-5We nearly collided with that aircraft. We had very little vertical separation. Do you know the flight number of that aircraft?我们差点与那架飞机相撞,我们几乎没有垂直间隔,你知道那架飞机的航班号吗?We nearly 1 that aircraft. We had very little 2 . Do you know the flight number of that aircraft?我们差点与那架飞机相撞,我们几乎没有垂直间隔,你知道那架飞机的航班号吗?
普通钢材在()°C左右会出现蓝脆现象,当温度达到()°C时,强度就几乎为零,丧失了承载力。
A. 150;300
B. 250;400
C. 250;600