The passive microwave remote sensing is the most reliable method to retrieve snow depth and snow water equivalent globally.
总结分析了积雪被动微波遥感的主要模型,并对其方法、特点和适用性进行了较详细评述,重点介绍了NASA算法在雪深和雪水当量反演中的应用、反演结果的不确定性以及对它的改进。
This paper presents a method to monitor the snow water equivalent(SWE) change in the Tibetan plateau.
在二阶积雪散射模型模拟结果的基础上,针对GPM的数据特点,提出一种利用Ku波段不同入射角下积雪散射特征差异进行雪水当量监测的方法,并以TRMM/PR数据为例,对青藏高原部分特征地区进行了分析,证实了该方法在理论上的可行性。
Snow water equivalent (SWE) is an important factor in the variable study of snow storage.
首先介绍了被动微波遥感数据在监测积雪方面的国内外研究进展 ,对现存的雪水当量 (SWE)估算算法 (和模型 )的适用性进行讨论。
Study of Snow Water Equivalent Monitoring Model Based on MODIS Data;
基于MODIS数据的雪水当量监测模型研究
And trickled in his ear.
当雪水滴在它的耳朵上的时候。
field moisture equivalent
田间含水当量;田间水分当量;工地含水当量
The amount of snow this year have be below average
今年的降雪量低於平均水平
The amount of snow this year have is below average.
今年的降雪量低於平均水平。
As snow builds up on the surface, running water can trickle out.
随著地表雪量逐渐累积，水便汨汨流出。
The amount of snow this year has been below average.
今年的降雪量低于平均水平。
water equivalent
(量热器的)水当量(值)
The heat from the impact would have melted a lot of ice, releasing fresh water.
彗星撞击带来的热量会融化大量的冰雪，从而产生大量的淡水。
Surface runoff volume and groundwater reserves are closely related to the accumulation and melt of seasonal snowcover in the mountainous regions.
山区冰雪水资源的积累与消融决定着地表径流和地下水的储量。
When Hsuehshan tunnel was under construction, lots of water inside the geology structure was lost, which increased the difficulty in constructing the tunnel.
当雪山隧道在施工时，有许多在地层当中的水流失了，在当时严重增加工程的困难度。
The water withdrawal will be equal to the water consumption if it reaches the maxima.
当取用水达到极值点时，取用水量等于耗水量。
In the western United States, mountain snow provides up to 75% of all surface water supplies.
在美国西部，山上的融雪提供了地面水量供给的75%。
About fifteen centimeters of wet snow has as much water as two-and-one-half centimeters of rain.
大约15厘米的湿雪与2.5厘米的雨所含的水量一样多。
clouds, dust in the air and by water, snow and ice.
还有些热量被云 、空气中的灰尘、水、雪和冰反射回空中。
The sleigh bells jingle as we ride.
我们乘雪橇行进时,雪橇铃叮当作响。
Glaciers form when more snow falls than melts over a number of years.
当多年降雪多于溶雪时，冰川就形成了。
And with warm rains melting snow or drenching already saturated ground, the risk of extreme floods will rise dramatically.
并且随着暖雨融化冰雪或者下到水量已饱和的地面，大洪水泛滥的危险将急剧增长。
