In this paper, hazardous effects of electromagnetic radiation and its preventive measures are introduced and some relevant problems about mobile phones are discussed emphatically.
介绍了电磁辐射对人体伤害的机理及其预防措施，并着重就移动电话的相关问题作了讨论。
2
To evaluate the radiationpreventive effect of a newly-founded isotope device in a coking factory.
目的对某焦化厂新建同位素装置进行放射防护控制效果评价。
3
Objective: To explore preventive nursing, psychological nursing and systematic rehabilitation method or skill of delayed radiation myelopathy.