There was a period of excessive warmth which melted some of the polar ice.
有段时期温度过高，融化了极地的部分冰层。
Turns out the Cremonese violins were made from trees that grew during a Little Ice Age, a period when temperatures across Europe were significantly lower than normal.
事实是，克雷蒙小提琴由生长在小冰河时期的树木制成，当时整个欧洲的气温明显低于正常水平。
Isotopes of carbon in tree rings and beryllium in ice cores show a drop-off in solar radiation during much of the period.
树木年轮的碳同位素和冰核中钚同位素的检测都显示出在上述阶段的大多数时间内太阳辐射能量出现下降。
Around 11, 000 years ago, the world underwent a violent and rapid period of climate change, leading to the end of the last Ice Age.
大约一万年前，这世界经历了剧烈而快速的气候巨变期，导致了最后一次冰河时代的终结。
The answer seems to be that, simply, late August is the period when polar bears in northern Alaska head north on to the sea ice, and that is what she was doing.
答案看起来是这样的：就因为八月底是阿拉斯加北部的北极熊游向北方的海冰的特定时段，文中这只母熊也正是这样做的。
The strait’s status in turn affected ocean currents, which affected the rate of ice sheet melting during the last glacial period.
在上次冰河时代，白令海峡这种周期性的开闭，影响了洋流，进而影响冰盖融化的速度。
Bulky items must be shipped in during the brief period when the sea is free of ice.
大量的物资也必须乘着短暂的海洋无冰期运送进去。
We are out here on a dedicated field campaign to measure the thickness of the ice to help calibrate and validate satellite thickness measurements in this period of advanced retreat.
我们在一特定区域去测量冰的厚度用来帮助校正卫星在这一区域之前的测量。
She crashed both of the couple's cars in a two-month period; by the time an ice storm hit and they were stranded without power, it was clear that something had to change.
两个月时间里她把自己和老伴的车都撞坏了；有一次遇到冰暴袭击，没有电源，让他们进退两难。
Scientists speculated that much of this ice, some five years or older, would survive the summer melt period.
科学家推测这些冰川至少有5岁，即使在夏季也不会融化。
Researchers coaxed the dormant frozen microbes, back to life by carefully warming the ice samples containing them over a period of 11-and-a-half months.
研究人员用十一个半月的时间小心翼翼地为含有这种细菌的冰样加热，慢慢地唤醒休眠冻结住的微生物，使其恢复了生命。
The month before, in February, Amy had scored a hat trick in the ice hockey game against St. Francis and then, in the third period, broken her nose.
上个月，2月的时候，艾米在对圣弗朗西斯的冰球赛里，上演了帽子戏法，之后，在第三节，被打折了鼻骨。
Straddling the late Ordovician period and the early Silurian period, the Andean-Saharan ice age was marked by a mass extinction, the second most severe in Earth's history.
Andean - Saharan冰河期横跨了Ordovician冰河期的后期和Silurian冰河期的前期，大灭绝成为了其标志性事件，那是地球历史上第二个气候最恶劣的时期。
In some period of history, Scandinavia are covered by ice and snow all the year round.
在历史上的一些时期，斯堪的纳维亚半岛终年都被冰雪覆盖。
Scientists have previously believed that the lakes on Mars during that period were merely ice so the findings widen the period of time in which now extinct life forms could have existed on Mars.
科学家们曾经相信那个时代的火星湖泊中只有冰，所以这个发现拓宽了那个时代，可能一些现在已经灭绝的生物在那个时代生活在火星上。
Meanwhile, a dozen small ice shelves, which sit on relatively warmer water, produced half the total water from ice melt during the same period.
同时，还有十几个小冰架坐落在相对温暖的水域，同期的融化量占整个融雪量的一半。
This was even more devastating than the collapse of the ice shields, and the journey from this point forward is the darkest period our species ever recalls.
这甚至比冰盖的坍塌更具毁灭性，且自这一点以后的旅程，是我们种族所能回忆的最黑暗时期。
Cotton prices at home and abroad hang upside down, unless the ice decline in US cotton to quickly return to those in the channel, otherwise Zheng cotton future rebound period.
目前国内外棉花价格倒挂，除非ice美棉能够迅速回到下降通道中，否则郑棉后市反弹可期。
The new concepts such as period of analogue updating (PAU) and interval of correcting errors (ICE) are also raised.
提出了误差订正间隔和相似更新周期的新概念。
Most of the Ice Age spans a period of time for which no element has as appropriate decay rate.
冰川期中的绝大部分所跨越的是这样一个时期，对于这一时期，没有任何元素能拥有一种恰如其分的衰变率。
By the unit of a sole Sun we mean that period which lasts for the duration of four cycles of the six elemental hours - those of Ice, Water, Wind, Lightning, Fire, and Earth.
这一段说到有关随着一天内时间的推移，各种元素在各时小时内会有什么影响。
This suggests that the ice covered most of ocean in Fulu period, only partial melting.
这说明在富禄期绝大部分海洋仍旧被冰盖覆盖，只在局部出现融化。
On the basis of analyzing this image, it is found that the distribution of ice crystal at the initial period of frost growth is different from that at fully growth period.
通过对图像的分析，发现霜层的生长初期冰晶体的分布与充分生长的霜层有所不同，此时霜层靠近冷表面固含率最大；
Based on the previous research results related, the relationships between sand-ridge resistance, total resistance, ice-period resistance and water flow intensity are established respectively.
在前人研究的基础上，分别建立了沙垅阻力、总阻力、冰期阻力与水流强度间的关系。
This article express the reason of organic poison pollution become serious, the measures of the pollution treatment and the major meaning of Songhua river in the period of the ice sealed.
文章论述了松花江冰封期有机污染加重的原因和污染防治措施及重要意义。
Based on the cooling load of design period, develops the algorithm to get smallest capacity of chillers and the capacity of ice tank.
以设计周期负荷为基础，建立了满足室内空调要求的最小制冷主机容量的计算方法，给出了相应蓄冰槽容量的计算方法。
Based on the cooling load of design period, develops the algorithm to get smallest capacity of chillers and the capacity of ice tank.
以设计周期负荷为基础，建立了满足室内空调要求的最小制冷主机容量的计算方法，给出了相应蓄冰槽容量的计算方法。
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