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- The biological effect of extremely low frequency(ELF)electromagnetic field on human body is a question in dispute. 极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。
- Objective To explore the relationship between extremely low frequency (ELF) magnetic fields and carcinogenesis. 目的 探讨极低频 (ELF)磁场可能存在的促癌或协同促癌作用。
- A semi-automatic extremely low frequency (ELF) field-strength meter calibration system has been established by author. 作者建立了一个场强到140kV/m的半自动极低频(ELF)场强自动校准系统。
- Extremely low frequency (ELF) fields (>0 to 300 Hz) are one kind ofelectromagnetic fields, which are common used in people?s daily life. 极低频电磁场(extremely low frequency electromagnetic fields,ELF-EMF)是指频率在0-300Hz之间的电磁场,是与人们日常生活关系最为密切的电磁场之一。
- The magnetic fields with frequency of 100 Hz and intensity up to 100 gausses are known as the field magnetic extremely low frequency (ELF). 频率在100Hz;强度最高达100高斯的磁场被称为超低频磁场(Extremely Low frequency;ELF);它对于细胞膜有着特殊的影响;能够改变细胞膜两侧的离子分布;从而在某些创伤或是变性的组织产生的炎症反应中表现出治疗效应.
- Objective To explore the molecular mechanism of suppression of gap junctional intercellular communication(GJIC) by extremely low frequency(ELF) magnetic fields. 目的 研究极低频 (ELF)磁场抑制细胞间隙连接通讯 (GJIC)的分子机制。
- Objective To observe the effects of exposure to extremely low frequency electromagnetic fields (ELF EMFs) on pregnant mice and development of offsprings. 目的研究极低频电磁场(ELF EMFs)暴露对孕鼠妊娠和子代生长发育的影响。
- Objective To study the effect of extremely low frequency electromagnetic fields(ELF EMFs)on the anti-oxidation system and lipid peroxidation mechanism of rats. 目的研究极低频电磁场对大鼠脑组织抗氧化系统的影响及其机制。
- Objective To study the effects of extremely low frequency electromagnetic field(ELF EMF) and its combination with lead on the antioxidant system in mouse brain and liver tissues. 目的 研究极低频电磁场及其与铅的联合作用对小鼠脑和肝脏抗氧化系统的影响。
- Objective: To study the effects of extremely low frequency (ELF) magnetic field with fixed parameters on human liver cancer cells (SK-HEP-1) at different aspects. 目的研究一定参数的极低频磁场对人肝癌细胞(SK-HEP-1)在诸多方面的影响。
- WHY THE USE OF SUCH EXTREM LOW FREQUENCIES FOR COMMUNICATION WITH SUBMARINES? 为什么要将极低频无线电用于潜艇通信?
- In recent years, growing attention has been focused on the possible effect of extremely low frequency electromagnetic fields (ELF EMFs) on human reproductive health. 近年来,极低频电磁场(ELF EMFs)是否影响人类生殖健康的问题日益引起关注。
- But the extremely low frequency (ELF) magnetic fields generated by such cables may cause disturbances to nearby electronic apparatus and may even affect the human health. 这种重载流电缆周围的极低频磁场可能干扰附近敏感电子设备的正常运行 ;甚至影响暴露于该场下的人体的健康 .
- OBJECTIVE: To explore the inducing effect of extremely low frequency (ELF) magnetic field on apoptosis of human liver cancer cell SK-HEP-1. DESIGN: An open experiment with cells as the observational subjects. 目的:观察极低频磁场诱导人肝癌细胞SK-HEP-1凋亡的效果。 设计:开放性实验。
- Objectives To investigate intensity of extremely low frequency magnetic field (ELFMF) emitted from cathode-ray tubes (CRT) of monitors in various directions and to find ways to avoid its influence. 目的 研究电脑阴极射线管显示器正前方不同距离和不同方位的极低频磁场(ELFMF)强度 ,就如何减少ELFMF的影响提出初步建议。
- In this article, 6B1 myeloma cells of small rat were chosen as target cells, MTT colorimetry and ELISA method were used to study the effects of extremely low frequency (ELF) weak electromagnetic fields (EMFs) on the metabolism of 6B1 cells. 以小鼠 6B1骨髓瘤细胞为效应靶细胞 ;采用细胞化学 ( MTT) ;免疫酶标 ( ELISA)等方法 ;研究了低频弱电磁场对 6B1细胞代谢的影响 .
- Based on results of space-time characteristics of trans-membrane voltage, the variation of cell trans-membrane voltage exposed to extremely low frequency (ELF) electric field is analyzed. 基于跨膜电压的时空特性分析了极低频电场下细胞跨膜电压的变化规律:建立了引入外电场参数的改进的肌肉中Hodgken-Huxley(HHM)模型。
- Aims: To investigate the relationship between extremely low frequency magnetic field (ELF-MF) exposure and mortality from leukaemia and brain tumour in a cohort of Swiss railway workers. 目的:探讨瑞士铁路工人世代之极低频磁场暴露与白血病及脑瘤死亡率的关系。
- By using the ship model and Ag/AgCl electric pole, the extremely low frequency electric field produced by corrosion current modulated by shaft rotation in sea water was measured in the laboratory. 文中利用船模和Ag/AgCl电极在实验室具体测量了螺旋桨转动时调制船模在海水中的腐蚀电流而产生的极低频电场。
- Scientists have demonstrated that the facility can generate extremely low frequency (ELF) and VLF waves and inject them efficiently into the radiation belts [see illustration on opposite page]. 科学家也指出,这套设备可产生至低频(ELF)和VLF电波,并将电波有效发送到辐射带内(参见左页附图)。