天气预报 > 其他 > 排风扇的风量如何计算
排风扇的风量如何计算
更新时间: 2020-09-12 00:00:00  

1、排风扇的风量是由风速和风口面积相乘计算得到的;

2、排气扇的排风量越大,代表排气扇的排风能力越强;

3、排气扇的风量是排气扇的主要性能指标之一;

4、排风扇的风量与风速与排风口面积密切相关。

关键词: 排风扇 风量 如何 计算

排风扇的风量如何计算相关经验

天气预报

最新推荐

页面:/news/view-3247230/ | 耗时:0.1321 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=3247230 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3247230 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3247230 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1102022,1056510,1061328,1096989,1114460,1086408,1075967,1082173,1069159,1053922,1112096,1107062,1076922,1089630,981687,1044442,1084197,1057710,1085874,1043756,1089070,1092358,1062250,1107118,1077104,1099271,1089058,1067915,1065469,1082318) ORDER BY field (ArticleID,1102022,1056510,1061328,1096989,1114460,1086408,1075967,1082173,1069159,1053922,1112096,1107062,1076922,1089630,981687,1044442,1084197,1057710,1085874,1043756,1089070,1092358,1062250,1107118,1077104,1099271,1089058,1067915,1065469,1082318)