搜索优化
English
全部
Copilot
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
搜索
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
过去 1 小时
时间不限
过去 24 小时
过去 7 天
过去 30 天
按相关度排序
按时间排序
生物通
5 分钟
埃塞俄比亚大理石厂工人呼吸症状及相关因素研究:尘埃中的健康警示
在职业健康领域,大理石厂工人长期暴露于尘埃环境,其呼吸健康备受关注。研究人员开展 “埃塞俄比亚大理石厂工人呼吸症状及相关因素的对比横断面研究”,发现大理石厂工人慢性呼吸症状患病率高,年龄、工作经历等是相关因素,为改善工人健康提供依据。
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
今日热点
Announces auto tariffs
Appeals court upholds block
Upholds regulations on kits
Cause of death revealed
Launches sports drink
Missing US soldiers killed?
US could face default?
Selling Family Dollar
Wins PA Senate seat
Asks to block teacher grants
'Vampire Diaries’ author dies
To be visible in parts of US
Street renamed in honor
Quits as patron of charity
Sporadic eruption resumes
SK: Worst ever wildfires
Restores loan applications
Child influencer protections
Capital goods orders drop
Assigned to Signal chat suit
Dodgers to visit WH
Scores win in AI dispute
First confirmed case in DC
Giants sign QB Wilson
Bolsonaro to stand trial
Xavier hires Pitino as coach
Tigray: HIV infections soar
Announces tour dates
To visit El Salvador prison
Saldivar up for parole
Palestinians protest Hamas
反馈