技术文章（四）：如何经过危险的冰河



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技术文章（四）：如何经过危险的冰河

screw or anchor to a tree and belay your partner across a sketchy section. You can also travel roped together as on a glacier. If nothing else, have the rope out and easily accessible, and spot each other across in case someone needs a quick lifeline.
保护绳。如果情况看起来问题挺多，请使用保护绳．可以用冰锥或者河边的一棵树来做固定点，以保护你的同伴经过危险的路段。也可以像在冰川上一样，两个人结组通过但一定分开一段距离．以防万一。

Use your intuition. Remember that if a river is even thigh deep, you could be swept under the breaking ice with no hope for rescue (figure 2). So listen to your common sense. Does the ice look like it might break? Better to wait for another week

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