ionosphere 中文意思是什麼
ionosphere
解釋
n. 名詞 【物理學】電離層 （＝ionized layer）。adj. 形容詞 -spheric （＝ ionosphere layer）.
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The ionosphere is a complex medium, which is aeolotropy, asymmetry, dispersive and changes randomly with time. in order to improve the communication quality of the shortwave that depends on the ionosphere, we should have aknowledge of the current condition of the ionosphere in real time. the backscatter sounding of high frequency can diagnose the real - time channel characters for shortwave communication or hf radar, which is great assistant to shortwave communication and hf radar
電離層是隨機時變，各向異性，非均勻、色散的復雜介質。為了保證依賴于電離層進行的短波通信質量，必須了解電離層的實時狀態信息。高頻返回散射探測可以實時監測與短波通信或高頻天波雷達相關的天波傳播通道的狀態，對短波通信和天波雷達工作起了重要的輔助作用。 -
Rockets and artificial satellites can go far above the ionosphere.
火箭和人造衛星能夠到達電離層以上極遠的地方。 -
Above the troposphere is the stratosphere, followed by the ionosphere and capped by the exosphere
在對流層上是平流層，接著是電離層，最上層是外逸層。 -
Their main limitation is that they are incapable of rising to the ionosphere.
他們主要局限性是不能上升到電離層。 -
Its upper limit is determined by the conditions in the ionosphere.
其上限由電離層的狀態而決定。 -
The ionosphere is that region of space containing electrically charged species.
電離層是指含有帶電物質的空間區域。 -
The ability of the ionosphere to reflect these waves is dependent upon normal variations in the electron density at different levels.
電離層反射電波的能力取決于不同高度上電子密度的正常差別。 -
Guide to reference and standard ionosphere models
參考和標準電離層模型的指南 -
Ionosphere decontamination of high frequency radar echoes
高頻雷達回波信號去電離層污染 -
Ionosphere reflection propagation
電離層反射傳播 -
Analytical self - action effect of high power microwave in lower ionosphere
高功率微波在低電離層中的自作用效應分析 -
Ionosphere scatter propagation
電離層散射傳播 -
The results mentioned above are important for studying the characteristics of low latitude ionosphere and are significant to develop an ionospheric prediction model
上述新結果對于認識低緯電離層特性具有重要的科學意義，對于電離層預報模型的建立也有重要的應用價值。 -
They move under the influence of the dynamo currents in the earth ' s core, as well as electric currents flowing in the ionosphere, the radiation belts and the earth ' s magnetosphere
它們在地核內發電機流以及流動在電離層、輻射帶和地球磁氣圈內電流的影響下產生移動。 -
The simulation results show that, image will be severely degraded by phase fluctuations at typical conditions of the ionosphere, and can be well focused after calibration
模擬結果表明，電離層引起的相位起伏對成像影響較大，校正後可得到比較滿意的結果。 -
Second part - the main contribution and research results of this paper are focused on as follows : ( 1 ) how to use the measurements of a dual frequency gps receiver to determine the ionospheric delay correction model for single frequency gps of a local range ; ( 2 ) how to separate the instrumental biases with the ionospheric delays in gps observation ; ( 3 ) how to establish a large range grid ionosphere model and use the gps data of chinese crust movement observation network to investigate the change law of ionospheric tec of china area ; ( 4 ) how to improve the effectiveness of correcting ionospheric delays for waas ' s users under adverse conditions. ( 5 ) how to establish the basic theory and the corresponding framework of monitoring the stochastic ionospheric disturbance using gps ( 6 ) how to improve the modelling ability of ionospheric delay according to its diurnal, seasonal, annual variations based on gps ; ( 7 ) how to meet the demand of correcting the ionospheric delay of high - precision orbit determination for low - earth satellite using a single frequency gps receiver 1 extracting ( local ) ionospheric information from gps data with high - precision the factors are systematically described and analyzed which limit the precision of using gps data to extract ionospheric delays
二、具體研究工作的系統報告，主要集中在以下幾方面：研究如何利用單臺雙頻gps接收機的觀測信息確定電離層延遲改正模型，為小范圍的單頻用戶服務；研究如何實時分離gps觀測中的儀器偏差與電離層延遲；研究如何建立較大區域的電離層格網模型，進而初步設想利用中國地殼運動觀測網路深入研究我國領域的電離層的電子濃度變化規律；研究單頻用戶在不利條件下，如何更好地利用電離層延遲改正信息；研究利用gps監測隨機電離層擾動的基本理論和框架方案；研究如何綜合顧及電離層的周日、季節和年變化，進一步提高利用gps模擬電離層延遲的能力；研究如何實現星載單頻gps低軌衛星的精密測軌中的電離層延遲改正要求。 -
By means of 4 dual - frequency gps receivers over china, the tec in the ionosphere during solar flare on nov 22, 1998 is calculated. the results indicate that the flare, the x - ray level of which is x3. 7, cause obvious tec enhancements in the ionosphere, the largest tec enhancement caused by the flare is about 1. 25 tecu. the characteristic of this method to study such ionospheric disturbances caused by flares is analyzed. it is concluded that this method can be used to study the ionosphere disturbances caused by solar flare, and can get more ionospheric disturbances information because of the special satellite constellation
此次耀斑爆發引起了設在北京的高頻多普勒長達15min左右的無線電短波中斷。通過對gps得到的電離層tec進行分析發現：此次耀斑造成了大面積的電離層tec的增加，耀斑爆發引起的最大tec增幅在1 . 25個tec單位左右利用高精度的gps數據處理方法可研究耀斑引起的電離層擾動。另外，還分析了由gps計算的tec的時空變化特點。 -
Based on the qps ionosphere model, the gradients model 、 quasi - cosine disturbed model and qps model with es layer are also introduced. then using the platform, the backscatter ionogram of these typical states are simulated, comparing with the real ionogram to find that they can match well, which proves the validity and practicability of the platform. the influence of the inputting parameters of these model and antenna patterns on the backscatter ionogram is also discussed in this paper
本文在球形對稱準拋物電離層模型基礎上，分別引入了梯度模型、準餘弦擾動模型、包含es層的準拋物模型，然後利用該模擬平臺，對這幾種典型電離層狀態的返回散射電離圖進行了模擬，並與實測圖進行了比較，一致性很好，證明了該模擬平臺的有效性和實用性。 -
With the three - dimensional ray - tracing program, the simulation of leo - gps occultation is given. the radio path of occultation observation is simulated, and then the excess phase delay is calculated. this work can be used for studying the effects of the neutral atmosphere and ionosphere on the occultation observations and evaluating the performance of the inversion techniques
本文介紹了無線電掩星技術的發展狀況和基本原理，圍繞無線電掩星技術及其應用研究展開諸多研究和探討，主要工作內容如下: 1 、利用全球三維射線追蹤程序，開展leo - gps掩星觀測的模擬研究，以計算掩星觀測時電波傳播路徑、計算大氣引起的附加相位時延等。 -
Ultraviolet rays from the sun decomposed into atomic oxygen molecules into the atmosphere at the highest level ( the ionosphere ) the main ingredients
來自太陽的紫外線把氧分子分解成原子，成為了大氣最高層（電離層）的主要成份。
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