随着时间的推移,压力的增加,再加上从上方重新冻结的融水,小冰原颗粒成为相互锁结的大晶体蓝色冰川冰。
With further melting, refreezing, and increased weight from newer snowfall above, the snow reaches a granular recrystallized stage intermediate between flakes and ice known as firn.随着进一步的融化、再结冰,以及上方新的降雪增加的重量,这些雪变成再次结晶阶段的颗粒状中间物,介于小薄片与冰块之间,被称作万年雪。
Snowslide, The Flow of snow in wind, firn, it is snow Disaster in alp.雪崩、风吹雪及厚层积雪,是高山和严寒地区特有的一种自然灾害。