This paper presents the formula of sunshine duration in those plaees where sun-shine duration is more than seventy per cent. This formula is obtained from the sunshine obeervationrunning at seven obeervation stations of China for five years. And after analysing the changes oftime and place, this formula is very precision.
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陈仲林 奚于成.日照百分率研究[J].土木与环境工程学报(中英文),1995,17(2):72-77. Chen Zhonglin, Xi Yucheng. THE FORMULA OF SUNSHINE PERCENTAGE[J]. JOURNAL OF CIVIL AND ENVIRONMENTAL ENGINEERING,1995,17(2):72-77.10.11835/j. issn.1674-4764.1995.02.012