缺氧会导致头晕和疲劳。

Hypoxia can cause dizziness and fatigue.

缺氧可能对大脑造成永久性损伤。

Hypoxia can cause permanent damage to the brain.

在高海拔地区，登山者容易缺氧。

In high-altitude areas, climbers are prone to hypoxia.

医生正在治疗因缺氧引起的病人。

The doctor is treating a patient suffering from hypoxia.

长时间待在密闭空间可能会导致缺氧。

Staying in an enclosed space for a long time can lead to hypoxia.

由于缺氧细胞已萎缩或消失.

The cells have reduced in size or been lost from hypoxia.

目的：研究雪莲的抗缺氧作用；

Objective: To Study the effects of Xuelian on hypoxia.

方法1）测定小鼠耐缺氧时间；

Methods1)determining the resisting hypoxia time in the rats;

采用小鼠减压缺氧耐力方法观察了本品的抗缺氧能力。

Take mouse's decompression hypoxia tolerance method to observe the anti hypoxia of the medicine.

但对于急性高空缺氧和暴发性缺氧状况下基因水平的研究国内外开展较少。

But there is few studies on acute altitude hypoxia and fulminating altitude hypoxia in gene