天气预报15天查询> 教育> 球冠体积公式

球冠体积公式

更新时间: 2021-03-12 22:50:52     

1、球冠,又称球缺,设所在的球半径为r,底面圆半径为a,球冠的高为h,则这球冠的体积为:V=πh*(3a^2+h^2)/6=πh^2*(3r-h)/3。

2、球冠体积公式是由球扇形的体积截去一个圆锥的体积而得到的.

关键词: 体积 公式

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-841576/ | 耗时:0.2811 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=841576 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=841576 LIMIT 0,1
select * from tbl_Articles_sphinx where id=841576 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(550133,606768,694767,473624,1032015,2035749,3055726,2962041,2464732,462317,1207001,3014625,2117223,3519817,3525996,1395885,1473738,599835,2330889,739465,3500922,3125770,765205,724236,1370631,3431379,1161536,1974893,1125721,604344) ORDER BY field (ArticleID,550133,606768,694767,473624,1032015,2035749,3055726,2962041,2464732,462317,1207001,3014625,2117223,3519817,3525996,1395885,1473738,599835,2330889,739465,3500922,3125770,765205,724236,1370631,3431379,1161536,1974893,1125721,604344)