She also invented an anti-aircraft shell with a proximity fuse.

她还发明了一种带有近炸引信的防空炮弹。

The very low temperatures also affected the proximity fuses on missiles, and made it unlikely that it would detonate in time to damage the aircraft.

极低的温度也影响了导弹上的近炸引信，使其不太可能及时引爆以损坏飞机。