日照时间;
The results show that the precipitation has descending trend (-35.8mm/ 10a) and temperature has ascending trend ( 0.2 ℃/ 10a) in the recently 50 Years. At the same time, insolation duration is decreasing gradually.
结果表明:阳泉市50a来降水呈下降趋势(-35.8mm/10a),气温呈上升趋势(0.2℃/10a),日照时数变化呈减少趋势。
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