safety investigate是什么意思

用法例句

Innovate security management to guarantee survival and development of enterprises;

创新安全管理 保障企业生存发展

Application of grey correlation analysis approach to the urban eco-security evaluation;

灰关联分析在城市生态安全评价中的应用

Preliminary Study on the security of Backpacker Tourism in the remote countryside;

偏远农村地区背包旅游安全问题初步研究

Enterprise Safety Education Training;

浅谈企业开展安全教育的培训

Considerations on safety management of mechanics laboratory;

关于力学实验室安全管理的几点思考

Fire safety of the ships for aids to navigation engineering;

浅谈航标船舶的消防安全