Usages of наст
На насте нужны снегоступы.
Snowshoes are needed on the crusted snow.
На дороге наст и наледь.
There is crusted snow and sheet ice on the road.
Не будь снегоступов, мы бы поскользнулись на насте.
Were it not for the snowshoes, we would have lost our footing on the crusted snow.
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