1)radiofrequency electromagnetic fields射频电磁场
1.Therefore the growing radiofrequency electromagnetic fields (RF EMF) exposure emitted by mobile phone in the range of 800 to 2000 MHz, mainly 900 and 1800 MHz, has raised public concerns about its potential health hazard.随着移动通信事业的快速发展，手机使用人群日益扩大，环境中由手机及其基站产生的800-2000 MHz手机射频(以900和1800 MHz为常见)辐射范围和强度不断增大，从而引起人们对移动通信安全性和射频电磁场暴露的担忧。
2.Mobile telecommunications has notably expanded recently, and results in increasing concerns for possible adverse effects induced by radiofrequency electromagnetic fields (RF EMF) emitted from mobile phones (MPs) on public health.0W／kg作为射频电磁场(简称射频场)暴露的安全限值。
英文短句/例句
1.Effects of 1800 MHz Radiofrequency Electromagnetic Fields on DNA Damage in Cells;1800 MHz射频电磁场对细胞DNA损伤的影响
2.Analysis of Candidate Responsive Genes to GSM 1800 MHz Radiofrequency Electromagnetic Fields;GSM 1800 MHz射频电磁场候选反应基因分析
3." Electromagnetic compatibility(EMC) Testing and measurement techniques Radiated,radio-frequency,electromagnetic field immunity test"GB/T17626.3-1998电磁兼容试验和测量技术射频电磁场辐射抗扰度试验
4.Effects of Mobile Phone Radiofrequency Electromagnetic Fields on Membrane Surface Receptors and Interference by Noise Magnetic Fields;移动电话射频电磁场对细胞膜受体的作用及噪声磁场的干预
5.Determining Biological Effects of Mobile Phone Radiation on MCF-7 Cells by Proteomics Analysis Approach;射频电磁场对细胞蛋白质表达谱的影响
6.Impact of 1.8GHz Radiofrequency Electromagnetic Fields on Gene Expression Profiles in Rat Neurons1.8GHz射频电磁场对大鼠神经元基因表达谱的影响
7.LabVIEW-Based Test System Design of Watt-Hour Meter Radio-Frequency Electromagnetic Field Immunity基于虚拟仪器的电能表射频电磁场抗扰度测试系统设计
8.Clustering of Membrane Surface EGF Receptors Induced by GSM 1800 MHz Radiofrequency Electromagnetic Fields and Interference by Noise Magnetic Fields;移动电话射频电磁场对表皮生长因子受体聚簇的影响及噪声磁场的干预
9.Effects of 1800 MHz Radiofrequency Electromagnetic Fields on DNA Damage in Mouse Embryonic Stem Cells;GSM 1800 MHz射频电磁场对小鼠胚胎干细胞DNA损伤的影响
10.Study on the Surface Markers and the Functions of Human Dendritic Cells Exposed by Global System for Mobile Communications 1800MHz Radiofrequency Electromagnetic Fields;射频电磁场对人树突状细胞的表型和功能影响的体外研究
11.Design of hybrid-source magneto tellurics transmitting system based on multi-frequency signal基于多频信号的混场源电磁发射系统设计
12.Radio Frequency Section with Electron Spin Resonance Signal Determination to Map the Magnetic Field Strength用射频段电子自旋共振信号图测定地磁场强度
13.THE BREAKDOWN FIELD OF SILICON OXIDE THIN FILM DEPOSITED BY RF-REACTIVE MAGNETRON SPUTTERING ON LOW TEMPERATURE硅靶低温射频磁控溅射沉积氧化硅薄膜的电击穿场强
14.Research on the Microstructure and Electric Breakdown Strength of Silicon Oxide Thin Film Deposited by RF Magnetron Reactive Sputtering射频磁控反应溅射氧化硅薄膜微结构和电击穿场强研究
15." Electromagnetic compatibility Testing and measurement techniques Immunity to conducted disturbances, induced by radio-frequency fields"GB/T17626.6-1998电磁兼容试验和测量技术射频场感应的传导骚扰抗扰度
16.Transient analysis of high frequency electromagnetic field during electromagnetic soft contact continuous casting软接触电磁连铸高频磁场的瞬态分析
17.Very low frequency (VLF) magnetic field susceptibility and emission tests of video display unit (VDU)视频显示器的极低频磁场敏感度和辐射测量
18.Study on Wideband Electromagnetic Characteristics of Stealth Targets in Low Frequency;隐身目标低频宽带电磁散射特性研究
相关短句/例句
radiated radio-frequency electrom agnetic field immunity(RF-EMS)射频电磁场辐射抗扰度
3)hazards of radio frequency electromagnetic field射频电磁场的危害
4)RF electric field射频电场
5)low-frequency electromagnetic field低频电磁场
1.Investigates experimentally and comparatively the as-cast microstructure and Cu macrosegregation of 2024 Al alloy ingots by HDC(horizontal direct chill) continuous casting process in low-frequency electromagnetic field and those by conventional horizontal continuous casting process,where the cross-sectional area of specimens is 40 mm×200 mm.实验结果表明,低频电磁场可以显著地改善铸锭的微观组织,使铸锭的微观组织得到明显细化;低频电磁场还可以减少Cu元素在横截面上的宏观偏析,使Cu元素在横截面上的分布更加均匀。
2.This paper provides a convergence analysis of finite element methods for the low-frequency electromagnetic fields in multi-media based on an A-φ scheme.文中提出了求解多媒质中低频电磁场的一个全离散耦合A-φ方法。
3.The results show that the low-frequency electromagnetic field effects on the formation of the CaCO3 grain by accelerating nucleation and suppressing crystal growth for scale inhibition.文章利用电导率和钙离子浓度的变化研究了低频电磁场对碳酸钙结晶的影响,并分析了碳酸钙结晶体的微观结构。
6)power frequency electromagnetic field工频电磁场
1.Study on the power frequency electromagnetic field under UHV transmission lines;特高压输电线路下方工频电磁场的研究
2.Based on the measured results of electromagnetic field of the transformer substations above 110kV level in Fujian and Zhejiang provinces,the space distribution rule of power frequency electromagnetic fields on and out of the boundary of various voltage level transformer substations are researched.以闽、浙两省110 kV以上等级变电所的电磁场监测结果为基础,着重研究了各电压等级变电所边界处及边界外的空间工频电磁场场强分布规律,分析和探讨了变电所外空间电磁污染的现状,为进一步开展变电所的电磁环境影响研究提出了建设性意见。
3.Theoretical analysis is conducted for the power frequency electromagnetic field and radio interference in power transmission & distribution project.对输变电工程工频电磁场、无线电干扰进行了理论分析,指出输变电工程工频电磁场是感应场,而非辐射场。
延伸阅读
变电所快速暂态电磁场变电所快速暂态电磁场fast transient electro-magnetic fields in substations 变电所中快速暂态电磁场强度由于开关操作暂态过程受多种因素影响.因此变电所中实际测t得到的场强数值分散性较大。不同电压等级变电所，用不同型式开关，实测得到的电场强度可达数十千伏/米(kV/m).磁场强度可达数百安培/米(A/m).美国对变电所中操作暂态电磁场的实测工作做的较多。作为一个例子，下表列出了美国电力研究院(EPRI)在115kV、250 kV、500 kV变电所中的实测结果。常规变电所内测点在母线下方地面，操作是断开一段短母线，一川纵潮洲娜朋洲川一0 0 0 0 0 00411:1l)即10 010加 ︵任守︸侧欲典匆 6 .0臼.《】火l()《a)T(5、留一。·““nlj 0 50几00 .，0.1 10 (任/A艺侧蔽2.()魂.硬)丫﹂)()口匕t卜卜片卜f乙仁0 t 0 0 0 0 005 .....-卜闭40加020化 (‘/V)侧旧要翻，::.:: l二‘.1.吐吐.吐2.《)4.(】6 .0划) 了卜卜┌────┬──────┐│ 一一J │八L，‘一’ ││习 ├──────┤│一一.1 │{犷V一· │└────┴──────┘0﹃-j门1 96，JD.任1 9 tl滩n乙oq乙 ︵三z淤巴侧翻要御 (一。一‘)洲.‘}12‘)一6(，义1‘，一‘， 喊d)T(5) 500 kV变电所内断开隔离开关时 的地面电场和磁场(a)GIS磁场;(b)GIS电场;(e)AIS滋场;(d)AIS电场b一and一onsuo kuolsu zonto一d一onelehong变电所快速暂态电磁场(fast transient elec-tromagnetie fields in substations)变电所中隔离开关切、合短母线时的暂态过程产生的电磁场。高压隔离开关操作时，触头间产生一系列电弧过程。
