天气预报15天查询> 其他> 焊接危害有多大呀

焊接危害有多大呀

更新时间: 2020-08-16 00:00:00     

长时间不戴防护眼睛看电焊弧光,眼睛会被电弧光中强烈的紫外线所刺激,从而发生电光性眼炎,即平常所说的电弧光"打"了眼睛。 电光性眼炎的主要症状是眼睛磨痛、流泪、怕光。从眼睛被电弧光照射到出现症状,大约要经过2-10个小时。电光性眼炎如果继发感染,而造成角膜溃疡,好后也会有角膜薄翳而影响视力。

关键词: 焊接 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-233828/ | 耗时:0.5214 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=233828 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=233828 LIMIT 0,1
select * from tbl_Articles_sphinx where id=233828 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1131015,1496912,1089620,1501811,1110143,1081201,1046866,1065431,1133225,166690,1068356,1093342,1064939,1068560,1368543,1090406,1128894,1114278,1127609,1091442,1044899,1041849,1060817,1122250,1075672,1098401,1131661,1113405,1076255,1121164) ORDER BY field (ArticleID,1131015,1496912,1089620,1501811,1110143,1081201,1046866,1065431,1133225,166690,1068356,1093342,1064939,1068560,1368543,1090406,1128894,1114278,1127609,1091442,1044899,1041849,1060817,1122250,1075672,1098401,1131661,1113405,1076255,1121164)