天气预报15天查询> 健康> 身上带磁铁有危害吗

身上带磁铁有危害吗

更新时间: 2021-05-14 10:54:57     

1、磁铁对人体既无害也无益。医疗设备中有核磁,高磁场有3T以上的,对人体都没有危害。大家公认为,在所有放射科的医疗设备中,核磁是最安全的。也就是说人不怕磁场,更怕射线。

2、磁铁的成分是铁、钴、镍等原子,其原子的内部结构比较特殊,本身就具有磁矩。磁铁能够产生磁场,具有吸引铁磁性物质如铁、镍、钴等金属的特性。

关键词: 身上 磁铁 危害

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-3300866/ | 耗时:0.2150 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=3300866 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3300866 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3300866 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1068538,1051629,805600,467587,374917,1071333,375873,1007644,1049100,381144,3492108,889898,416371,360668,2815170,420312,373957,90368,2421820,1777125,3366230,3526659,755625,360823,386716,407122,733221,394047,740816,419171) ORDER BY field (ArticleID,1068538,1051629,805600,467587,374917,1071333,375873,1007644,1049100,381144,3492108,889898,416371,360668,2815170,420312,373957,90368,2421820,1777125,3366230,3526659,755625,360823,386716,407122,733221,394047,740816,419171)