进行山坡动力气流翱翔时。靠近山坡的飞行员拥有优先权。高度低的飞行员也拥有优先通行权。

When carrying out airflow on slope soaring momentum, the pilot near hillside has a priority. The lower pilot also has a priority on right-of-way.

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无任何动力装置便可翱翔盘升至几千米的高空，几百公里的距离。

Withou any powered machine, it can soar up to the sky thousands meters high and up to hundreds kilometers far.

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