temperature variation

The Spatiotemporal Variation Analysis of Air Temperature in Heilongjiang Province during 1997-2006

近10年黑龙江省气温的时空变异分析

Penman formula was used to calculate the evapotranspiration in the upper valley of the Huanghe river since 1980.The variation tendency of some climatic factors, such as evapotranspiration, sunshine duration, air temperature, air saturation deficit and etc, were analysed.

利用彭曼公式计算80年代以来黄河上游流域蒸散量，分析了该地区蒸散量、日照时数、气温、空气饱和差等气候因子的变化趋势，并着重研究了诸因子对蒸散量的影响。

Variation of Diurnal Temperature Range in China in the Past 50 Years

近50年中国气温日较差的变化趋势分析

Thin-film ZnO pyroelectric sensors use the pyroelectric effect to convert temperature variation to corresponding electrical signal.

焦电薄膜感测器是以温度变化产生焦电讯号.

Seasonal stable snow cover has significant influence on the temperature regime of frozen ground and the variation in the active layer.

季节性稳定积雪对冻土的温度状况和活动层的变化有重要影响。

For different Rayleigh number and temperature difference ratio, the overall heat transfer rates and the portion of radiation present different variation patterns.

不同Rayleigh数和温差比下，空腔的总换热率及辐射所占份额均呈现不同的变化规律。

When surrounding temperature changes, the temperature variation of interior concrete lags behind.

当外界温度变化时, 混凝土内部温度变化存在滞后现象.

The temperature variation, physicochemical index variation and microorganism extinction-growth in the piling fermentation were detailed.

详细介绍了堆积过程中温度变化情况, 理化指标变化情况及微生物消长情况.

Temperature variation is an important factor affecting ring rolling process.

温度变化是影响环件轧制过程的重要因素.