当地电视新闻报道说，多亏有格陵兰航空许多小型红色的推进式飞机的帮助，这一大任务才有可能完成。
Local television news reported it was only possible thanks to the many small, red propeller-planes of Air Greenland.
喷气式飞机的速度越快，它们的推进效率就越高。
The faster a jet plane goes the greater its propulsive efficiency.
喷气式飞机的速度越快，它们的推进效率就越高。
The faster a jet plane goes the greater its propulsive efficiency.
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