天气预报 > 科技 > 什么是磁导率
什么是磁导率
更新时间: 2021-06-10 04:36:39  

1、磁导率,英文名称:magnetic permeability,表征磁介质磁性的物理量。

2、表示在空间或在磁芯空间中的线圈流过电流后,产生磁通的阻力或是其在磁场中导通磁力线的能力。其公式μ=B/H 、其中H=磁场强度、B=磁感应强度,常用符号μ表示,μ为介质的磁导率,或称绝对磁导率。

关键词: 什么 磁导率

什么是磁导率相关经验

天气预报

最新推荐

页面:/news/view-3493164/ | 耗时:0.9595 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=3493164 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3493164 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3493164 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1144624,2280310,547877,3315792,1079170,2036129,364104,1187616,1139690,2379766,1129322,2029011,1547886,999937,876364,596738,679402,3525310,860453,1421996,1097206,2448425,2960413,860217,2475068,3515556,987146,3323797,3196373,1453857) ORDER BY field (ArticleID,1144624,2280310,547877,3315792,1079170,2036129,364104,1187616,1139690,2379766,1129322,2029011,1547886,999937,876364,596738,679402,3525310,860453,1421996,1097206,2448425,2960413,860217,2475068,3515556,987146,3323797,3196373,1453857)