The probe-and-drogue method also placed a high workload on the pilot of the receiving aircraft because the early drogues were not very stable and tended to wander in tight circles.

• 探头锥管的方法对于受油机的飞行员来说是一项很高的工作负担，因为早期的锥管并不十分稳定而是在一个小的圆圈里摆动。