在气场、星光体及其它类似的概念下,科学家明白人体电磁场究竟是怎么一回事。
Under aura, astral and similar esoteric concepts scientists understand electromagnetic fields of the person.
射频波就是电磁场,但是与X射线或伽玛射线辐射等电离辐射不同的是,射频波不会打破化学键,也不会给人体造成电离辐射伤害。
Radiofrequency waves are electromagnetic fields, and unlike ionizing radiation such as X-rays or gamma rays, cannot break chemical bonds nor cause ionization in the human body.
令人担心的是,电磁场可能通过其他非热量机制来损害人体组织,许多生物物理学家对手机信号提出了如上的担忧。
The fear remains that electromagnetic fields could damage tissue through some other, non-thermal mechanism, a concern raised by many biophysicists about cellphone signals.
《电机和电子工程师学会人体接触射频电磁场安全水平标准:3千赫至300千兆赫》,IEEEStdC95.1, 2005年。
IEEE standard for safety levels with respect to human exposure to radio frequency electromagnetic fields, 3 kHz to 300 GHz, IEEE Std C95.1, 2005.
参考国外相关资料,对工频电磁场给人体健康带来的危害进行了较为详细的介绍,并对相应的防范措施作了一些说明。
Harm on humans health caused by power frequency electromagnetic field is given in detail, with reference on related materials of foreign countries. Corresponding protection measures are described.
结论:多信道经颅磁刺激线圈阵列在人体头部产生的电磁场可控性强,聚焦性能强,而且可同时刺激不同的靶目标。
Conclusion: the magnetic and electric fields produced by transcranial brain multichannel magnetic stimulation are easy to focus and control, and they can focus on two or more targets simultaneously.
低频电磁场是否对人体或生物存在不良影响,一直是学者们争议的课题。
The biological effect of extremely low frequency (ELF) electromagnetic field on human body is a question in dispute.
本文就射频电磁场对人体健康的危害以及小功率电视发射天线的电磁污染问题作了简要的论述。
This paper makes a brief discussion on the harm upon human health by radio-frequency electromagnetic field and electromagnetic contamination problems of small power television emission antenna.
用时域有限差分法和非均匀块状人体电磁模型研究了脉冲电磁场对人体的作用问题。
The interaction of the pulse electromagnetic field with human body using the Finite-Difference Time - Domain (FD-TD) method and the inhomogeneous block human body model is discussed in this paper.
射频波电磁场,电离辐射,如X射线或伽玛射线不同,既不能破坏化学键,也不在人体造成电离。
Radiofrequency waves are electromagnetic fields, and unlike ionizing radiation such as X-rays or gamma rays, can neither break chemical bonds nor cause ionization in the human body.
方法:设计了一种新型经颅磁刺激仪的线圈阵列,建立在人体头部产生的电磁场模型。
Methods: The coil array of transcranial brain multichannel magnetic stimulation is designed and the theoretical field model is built in this paper.
虽然这些信息的可用性还有待决断,采取实用的措施以减少人体在电磁场中的暴露还是很重要的,例如实用免提装置或发短信。
Pending the availability of such information, it is important to take pragmatic measures to reduce exposure such as hands free devices or texting.
相应的标准除了更新原来的视觉人体工学、电磁场、环保和节能要求以外,又增加了限制噪声的规则。
The new standards contain strict criteria on acoustic noise as well as visual ergonomics, electromagnetic fields, ecology and energy.
相应的标准除了更新原来的视觉人体工学、电磁场、环保和节能要求以外,又增加了限制噪声的规则。
The new standards contain strict criteria on acoustic noise as well as visual ergonomics, electromagnetic fields, ecology and energy.
应用推荐