In areas of heavy snowfall, for example, the pitch is steep to prevent the accumulation of snow on the roof, snow that might eventually find its way into the house as it melts.

例如，多雪地区的斜坡陡，目的是要防止屋顶积雪或最终融化时有可能流人屋内。

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As each year's snow accumulation lay on the surface, evaporation and melting caused the snowflakes slowly to lose their feathery points and become tiny grains of ice.

由于每年的雪花积累在表面之上，蒸发和融化使得雪花慢慢失去其羽状尖端而变成微小的冰粒。

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The load combination is complex with consideration of the effect of asymmetry distribution of live load, snow accumulation and horizontal seismic load.

且考虑了屋面活载不均匀效应、雪压堆积效应和水平地震作用的影响，荷载组合复杂。

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The students were interested in building a rover and approached Koenig about whether a rover could aid her studies of snow accumulation on ice sheets.

ENGADGET: NASA's GROVER eco-rover to examine Greenland's ice sheet (video)

With average yearly snow accumulation of 33 feet, a vertical drop of 3, 500 feet and 3, 500 acres of skiable terrain ranging over three mountains, Sunshine is one of Canada's most inviting locations.

FORBES: Magazine Article

Chicago's O'Hare airport had already seen six inches of snow as of mid-afternoon and heavier accumulation was reported in Minnesota and Iowa.

BBC: Snowstorm strikes US Midwest on way to east coast