And snow pressures on the ground and the coverings of greenhouses are calculated by mean densityofsnow in an area and new densityofsnow respectively.
并且为了提供更多的数据参考,本文采用各地区平均积雪密度和新雪密度分别计算出地面雪压和屋面雪压。
2
The fear is that melting ice, along with increased snow and rain, could reduce the density and salinity of the top layers of the sea, making them more buoyant.