In the Han Dynasty, Taoists set up "public houses" at the sides of main roads in Sichuan Province, where they left rice and meat free for consumption by passers-by.
汉代道教组织曾在四川等地的一些主要通衢大道上设立“义舍”，内悬米肉，供行路之人免费取用。
Regressive integration curve based on thermal and solar light data and rice yield from Han-Zhong Institute Agricultural Science is coincident with the actual rice production of Hanzhong basin.
利用上方法计算了汉中地区农科所的水稻产量及光温资料，所得光温回归积分函数曲线与汉中盆地水稻生产实际相吻合。
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