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3.当你沿山谷徒步,发现可能遭遇泥石流危害时,你该怎么办?(1)在山谷遭遇大雨时,要迅速转移到安全的高地,不要停留在谷底。(2)注意观察周围环境,若远处山谷传来打雷般的声响,要高度警惕可能是泥石流将至的征兆。(3)要选择平整的高地作为营地,避开有滚石和大量堆积物的山坡下面,不要在山谷和河沟底部扎营。(4)一旦发现泥石流,要快速向与泥石流成垂直方向两边的山坡上面爬,越快越好,不能往泥石流的下游跑。4.如何防御冰雹?
3. What should you do when you walk along the valley and you may encounter mudslide hazards? (1) When it rains in the valley, you should quickly move to a safe place and do not stay in the bottom of the valley. (2) pay attention to observe the surrounding environment, if the thunderstorm sound coming from distant valleys, to be highly vigilant may be the sign of the debris flow is approaching. (3) To choose a flat highland as a camp, avoid rolling hills and a lot of accumulation under the hillside, do not camp at the bottom of the valley and river ditch. (4) Once the debris flow is found, it is necessary to quickly climb to the slopes on both sides of the vertical direction with the debris flow. The faster the better, it can not run to the downstream of the debris flow. 4. How to prevent hail?