ionosphere

英 [aɪˈɒnəsfɪə(r)]

美 [aɪˈɑːnəsfɪr]

n.  电离层

TOEFL化学

COCA.31313

牛津词典

noun

• 电离层
  a layer of the earth's atmosphere between about 80 and 1 000 kilometres above the surface of the earth, that reflects radio waves around the earth

英英释义

noun

• the outer region of the Earth's atmosphere

双语例句

• Performance Analysis and Image Formation Algorithm of Spaceborne HF-SAR System for Topside Ionosphere Exploration
  顶层电离层探测星载HF-SAR系统分析与成像处理方法
• Ionosphere direct measurement satellite
  电离层直接测量卫星
• The characteristic of the attenuation when high-power microwave propagates through the lower ionosphere is analyzed in this paper.
  主要研究高功率微波在低电离层的传输衰减特性。
• Rockets and artificial satellites can go far above the ionosphere.
  火箭和人造卫星能够到达电离层以上极远的地方。
• The coherence bandwidth of shortwave channel is calculated by using the density profile and wave propagation features in ionosphere.
  从该电子密度模式和电离层波传播特性出发确定多径分量，计算短波信道相干带宽。
• It analyses the quantity of ionosphere pierce point in grid above the reference stations, and simply discusses the question of reference stations position and quantity in China WAAS.
  通过对基准站上空的格网内的电离层穿透点个数进行统计分析，讨论了我国广域增强系统基准站的布局与数量问题。
• Research Progress of ELF/ VLF Radiation Generation from Ionosphere Modulated by Powerful HF Waves
  高频电磁波调制电离层产生ELF/VLF辐射的研究进展
• A key to this is the HAARPproject where ELF and VHF frequencies can indeed be beamed off ofthe Earth's ionosphere to various GWEN towers world-wide.
  个中的要害是极低频（ELF）和甚高频（VHF）频次切实能够从地球的电离层被发射到世界范围的各个“空中波应急收集”（GWEN）塔的HAARP项目。
• High power electromagnetic pulse propagation in ionosphere
  高功率电磁波脉冲在电离层中的传播
• These are quasi-standing extremely low frequency ( ELF) waves that naturally exist in the earth ´ s'electromagnetic ´ cavity, the space between the ground and the ionosphere.
  这些是天然地存在于地球的“电磁”空腔&地面和电离层之间的空间中的极低频（ELF）准驻波。