| 1. | Assessment of exposure to extremely low frequency magnetic field emitted from monitors 电脑显示器极低频磁场的强度分析 |
| 2. | Apoptosis of cultured human liver cancer cells induced by extremely low frequency magnetic field 极低频磁场诱导人肝癌细胞的凋亡 |
| 3. | Molecular mechanism of inhibition of gap junctional intercellular communication induced by extremely low frequency magnetic fields 极低频磁场抑制细胞间隙连接通讯的分子机制 |
| 4. | The pollution of extremely low frequency field in great power plants and distribution of electric field in transmission line with different voltage grade 电力设备及高压架空线路周围工频磁场的探讨 |
| 5. | However , evidence is accumulating that exposure to extremely low frequency electromagnetic field may produce a lot of biological effects 然而越来越多的研究提示,极低频电磁场可引起有害的生物效应。 |
| 6. | But it is very difficult under water . electromagnetic waves do not propagate over long distances under water except at extremely low frequencies 而且,存在着环境噪声高,带宽窄,可用载波频率低和传输时延大等诸多不利因素。 |
| 7. | 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。 |
| 8. | The corrosion current and impressed against - corrosion current of a ship modulated by shaft ' s rotation will generate an extremely low frequency electric field ( elfe ) which becomes a kind of important characteristic signal in sea water 摘要舰船的腐蚀和防腐电流经螺旋桨转动的调制后在海水中会?生极低频电场,成?一种重要的特征信号源。 |