辽宁省玉米气候产量主要受降水和日照时数的影响，不同地区影响效果不同。
The meteorological yield of maize in Liaoning Province was mainly affected by precipitation and sunshine duration, and different regions had different effects.
气象观测场周边环境的改变和人类活动对增温趋势和日照时数的减少有一定的影响。
The changing environment around the meteorological observing station and human activities also influenced the change of temperature and sunshine duration.
洱海水面蒸发随着总云量和相对湿度的增加而减小，随着平均风速和日照时数的增大而增大。
Evaporation from Erhai Lake decreases with the increase of total cloud cover and relative humidity, and it increases with the increase of mean wind speed and sunshine duration.
对温度、降水和日照时数时空变化规律的分析有助于对未来气候变化做出合理的预测，并制定相应的对策。
The analysis of spatial and temporal variations of air temperature, precipitation, and sunshine hours will be helpful to rational prediction of changes in climate, and corresponding decision-making.
晒黑、多形性日光疹和光老化患病率随着执勤官兵高原入伍时间延长而增高，随着累积日照时数增多而增高；
With the time of being in the army and cumulative sun-exposure period, the prevalence of tanning, photoaging and polymorphous light eruption increased, while the prevalence of sunburn decreased.
在气候因素中，日照时数对发病和产量损失影响较大。
The factor of sunshine hours was more important to the occurrence of the disease than other climatic factors.
喜凉作物和喜温作物温度生长期日照时数均呈显著下降趋势；
The sunshine hours during the temperature-defined growth season of the crops decreased markedly;
主要研究结论如下：（1）1951-2008年，年和生长季的日照时数及日照百分率均呈减少趋势。
The main research achievements are as follows:There was a decreasing trend of the sunshine duration and sunshine percentage of year and growing season from 1951 to 2008.
主要研究结论如下：（1）1951-2008年，年和生长季的日照时数及日照百分率均呈减少趋势。
The main research achievements are as follows:There was a decreasing trend of the sunshine duration and sunshine percentage of year and growing season from 1951 to 2008.
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