天气预报15天查询> 教育> 亩和公顷的换算

亩和公顷的换算

更新时间: 2021-06-09 09:39:33     

1、1公顷(ha) = 15亩,一亩等于六十平方丈,相当于666.66平方米。

2、亩是中国市制土地面积单位,来源于中国夏、商、周田制度所实施的井田模型,而夏、商两井田模型与周朝的井田模型存在一定的差异,所以,“亩”字实际起源于夏、商两代的井田模。

关键词: 公顷 换算

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-365380/ | 耗时:0.3691 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=365380 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=365380 LIMIT 0,1
select * from tbl_Articles_sphinx where id=365380 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(3134405,2602226,479557,3466825,1119281,1326736,960493,1085360,1098653,488501,1121630,3483375,1088499,1119692,2353683,2223221,2055340,603510,1119401,722476,1090065,1096981,1096633,525039,510345,583492,1117644,1105725,1107457,1099591) ORDER BY field (ArticleID,3134405,2602226,479557,3466825,1119281,1326736,960493,1085360,1098653,488501,1121630,3483375,1088499,1119692,2353683,2223221,2055340,603510,1119401,722476,1090065,1096981,1096633,525039,510345,583492,1117644,1105725,1107457,1099591)