气温年变化,指一年中气温高低的周期性变化。地球上绝大部分地区,在一年中月平均气温有一个最高值和一个最低值。由于地面储存热量的原因,使气温最高和最低值出现的时间不是在太阳辐射最强和最弱的那一天,也不在那一天所在的月份,而是比那一天要落后1—2个月。
... Annual Transit Policy 全年运输保险单 annual varation of temperature 气温年变化 annual variation 年变化 ...
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那些地区的降雨量没有太大变化,但是自1970年以来上升的气温已经超过了1摄氏度,由于蒸发这将会造成水分的更大流失。
There has not been much change in rainfall in those areas but the temperature has risen by over 1 degree Centigrade since 1970, which will have enhanced losses due to evaporation.
前景是2100年之前,降雨量将不会有变化,但是气温可能会再上升2摄氏度。
The outlook is that there will be no change in rainfall but temperature could increase by another two degrees Centigrade by 2100.
今天启动的一个新的“气候变化知识门户”包含了用来描述2100年之前的气温和降雨情景的视觉工具。
A new Climate Change Knowledge Portal, launched today, includes visualization tools depicting temperature and rainfall scenarios to the year 2100.
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