名词
中文翻译：海拔限制
同义词：
['高程限制、海拔高度限制例句：1. The mountain climbing expedition reached its altitude limit at the summit.（登山探险队在山顶达到了海拔极限。）']
例句：
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1. The mountain climbing expedition reached its altitude limit at the summit.
登山探险队在山顶达到了海拔极限。
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2.The aircraft was flying within the altitude limit for safety reasons.
出于安全原因，飞机正在遵守海拔限制飞行。
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3. The pilot had to reduce the altitude limit due to poor weather conditions.
由于恶劣天气条件，飞行员不得不降低海拔限制。