The temperature increase has occurred during the winter and spring, not during the summer.
气温上升发生在冬季和春季，而不是夏季。
Because of the cold temperatures, the tundra has two layers: top layer, which is called the active layer, is frozen in the winter and spring, but thaws in the summer.
由于寒冷的气温，冻土带有两层：最上面的一层被称为活动层，在冬季和春季被冻结，但在夏季解冻。
Because of this loop, which is promoted by warmer temperatures in winter and spring, well, it looks like the tundra may be turning into shrub land.
由于冬春两季气温的上升加剧了这样的循环，因此，苔原可能正在向灌木林地转变。
Such is the contrast between winter and spring.
冬天和春天的对比就是这样。
Especially suitable for winter and spring protected planting.
尤其适合冬季和早春保护地种植。
The variations are simple in winter and spring, but complex, in summer.
冬、春季变化较为简单，夏季较复杂。
The leguminous forage grew strong especially during the dry winter and spring seasons.
温带豆科牧草冬春期表现较好。
The winter and spring of 2010-2011 brought farmore snow than average, leading to a record mountain snowpack in at least fivestates.
2010年到2011年的冬春两季降下了远高于平均水平的雪量，在至少五个州创下了降雪量之最。
Sunny day here, and less cloudy, high sunshine hours, windy winter and spring, and is rich in solar thermal, wind energy resources.
这里晴天多，阴天少，日照时数较高，冬春季多风大，蕴藏着丰富的光热、风能资源。
There were higher concentration of chlorophyll a and phytoplankton abundance in the autumn and summer than in the winter and spring.
浮游植物丰度和叶绿素浓度在夏、秋季较高，冬、春季较低。
H7N9, a bird flu strain most likely to strike in winter and spring, was first reported to have infected humans in China in March 2013.
H7N9禽流感病毒可能大多发生在冬季和春季，中国首次报道人类感染禽流感是在2013年三月份。
The results would provide basis for determining reasonable winter and spring irrigation parameters in seasonal freezing-thawing areas.
研究结果可为季节性冻融区冬春灌溉合理技术参数的确定提供参考依据。
The variation of the east tropical pacific SST in winter and spring is able to predict precipitation trend of North west of China next summer.
热带东太平洋海温冬、春季的冷暖变化程度，可以预示后期西北夏季降水的趋势变化。
Results also show that decrease of pressure gradient in winter and spring influences dust weather frequency by affecting wind speed indirectly.
冬春季节气压梯度的减小是风速减小、进而导致沙尘日数减小的关键间接因素。
Diet composition of forest musk deer Moschus berezovskii in winter and spring was studied by using a method of micro histological analysis of feces.
利用粪便显微组织分析法对陕西凤县野生林麝冬季和春季的食性进行了研究。
As temperatures dropped in winter and spring, the migratory birds have flown southward and some birds may have taken the virus with them, experts said.
由于冬春季节气温下降，候鸟南迁，病毒可能随候鸟被带至南方。
The results indicated that the roadside forest in Shanghai existed a definite dustproof effect under different wind directions in winter and spring seasons.
说明冬春不同风向条件下上海市郊的大道旁林带区具有一定的防尘效应。
In this paper, flour quality and making-food quality of 12 winter and spring wheat varieties were analyzed and valued, which were widely cultivated in Xinjiang.
对新疆目前大面积种植的12个冬春小麦品种的品质性状和各类面制食品的品质进行了全面测试分析。
Shep-herds'huts like this are used as a shelter during the winter and spring, when shepherds have to stay out all night in the fields, looking after very young lambs.
因为牧羊人冬天和春天要整晚呆在田地里照顾羊羔，于是类似的房子便成了牧羊人冬、春两季的歇息所。
The research shows that there are distinctive seasonal differences of air quality in Huanyin district with highness in winter and spring and lowness in autumn and summer.
研究表明，淮阴区空气质量状态存在鲜明的冬春高、夏秋低的季节差异。
Results The simple film-developing heating device could basically keep the photographic developer in constant temperature for best development effect in winter and spring.
结果：简易洗片加温装置，在冬、春季节使显影液温度基本恒定，基本达到显影液最佳显影效果；
For the promotion and management of water conservancy construction in winter and spring, Guangxi has probed into new system and made breakthrough at practice in recent years.
近年来，广西在冬春水利建设推动机制和管理体制探索上迈出了新步伐，取得了突破性实践成果。
Objective to study the common virus infection of elderly hospitalized patients admitted because of acute respiratory tract infections during winter and spring in Lanzhou district.
目的了解冬、春季节兰州地区因急性呼吸道感染住院的老年患者常见病毒感染状况。
The result shows that higher air temperature and fewer precipitation in winter and spring, and long-term drought are the primary climate background of the fatal forest fire in the south of Gansu.
结果表明：冬、春季气温偏高、降水偏少，持续数月干旱是甘肃南部发生重大火灾的主要气候背景。
Summer, Autumn, Winter and Spring.
夏季，秋季、冬季和春季。
Winter and spring to the upper troposphere, almost no water vapor.
冬季和春季到对流层上层基本无水汽。
Winter and spring to the upper troposphere, almost no water vapor.
冬季和春季到对流层上层基本无水汽。
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