ephemeris
美 [?'fem?r?s] 
英 [?'fem?r?s]
- n.【天】天體位置表；星歷表
- 網絡天文年歷；歷書；星歷內容
詞形變化
復數：ephemerides
英漢解釋
英英解釋
例句
We have to acquire the following "tools" to work with: an ephemeris for the year the horoscope is to be made.
我們必須在工作中使用“工具”，出生那年的一個星歷表。
Summary: Pocket Stars is an astronomy application featuring an integrated star chart, ephemeris, and celestial navigation calculator.
綜述：特色應用袖珍星星是一個綜合天文星圖、星歷、天文導航計算器。
The main contents of this paper include: 1. The precision test algorithm of the satellite broadcast ephemeris and orbit determination.
本文主要研究的內容包括：1。衛星廣播星歷精度測試方法和衛星軌道確定精度測試方法。
After comparison with overlay pass, other ephemeris and propagation, it was analyzed the orbit determination and propagation accuracy of LP.
通過重疊弧段比較、外部星歷比較以及預報比較，我們分析了LP的定軌和預報精度。
The ephemeris of GPS satellites and the coordinates of the satellites are the mathematical basis in solving the GPS baselines.
在GPS基線解算中，衛星星歷是解基線的數學基礎，星歷的精度對基線解算結果具有影響。
You may use the on-line New Object Ephemeris Generator to generate ephemerides to enable you to find the object after the first night.
你可以使用在線星歷表生成器來計算你發現的目標的以后的位置預報。
ASPECTS FORMED TO THE PRIME SIGNIFICATOR in the ephemeris from day to day or from week to week, as the case may be.
主守護星的相位結構，在星歷表里一天一天或一周一周的去尋找可能性。
Devices and methods are described for determining position information without broadcast ephemeris data for extended time periods.
描述了用于對延長的時間段確定位置信息而無需廣播星歷數據的設備和方法。
The system in 1964 after he completed the U. S. military use in 1967 will be declassified Ephemeris and the provision of civil service.
1964年該系統建成后即被美國軍方使用，1967年將星歷解密而提供民用服務。
Supposing we wish to make a horoscope for a native born August 3rd 1901, we have to buy an ephemeris for the year 1901 at some book store.
假設我們希望建立一個1901年8月3日當地出生的誕生星辰。我們就必須到書店去買1901年的星歷表。
With enough satellite ephemeris parameters 1-level data can be got by systematic correction.
在星歷參數充分的條件下，經過系統校正可得到一級帶。
The broadcast ephemeris , which is the basic of satellite navigation, must be precise and real time.
導航衛星廣播星歷是衛星導航定位的基礎，要求有較高的精度和實時性。
Person finally will become greenery be the ephemeris normal regulation.
人終究會成為綠葉就是天體的正常規律。
Using the precise ephemeris and the precise satellite clock correction can realize the precise point positioning(PPP).
精密單點定位的實質就是利用精密星歷和精密衛星鐘改正來實現定位。
The coordinates of the satellites are got according to the broadcast ephemeris received.
衛星的坐標是根據接收到的廣播星歷來計算的。
And then, the precision test for the broadcast ephemeris and orbit determination are put forward; 2.
然后在此基礎上，提出廣播星歷精度測試和軌道確定精度測試的方法；
The scheme can anticipate user's location by using ephemeris message.
該策略利用了星歷信息的確定性來預計用戶的位置。
The storage mode in the microprocessor of the data which needs to preserve in advance, such as initial ephemeris etc, is also studied. 4.
并對初始星歷等需要預先保存的數據在微處理器中的存儲方式進行了研究；
used to forecast the next few months which the approximate location of the satellite ephemeris;
用于預報未來幾個月內衛星所處概略位置的預報星歷；
secondly, acquiring complete ephemeris data by utilizing the received satellite signals, and calculating a coordinate of the GPS receiver;
利用該星歷數據計算在一第一時間點時該衛星的一第一坐標；
the storing device is used for storing and renewing the demodulated ephemeris and almanac information and the almanac correction parameters;
存儲裝置，用于存儲及更新解調出的星歷和歷書信息以及歷書修正參數；
Use of a Group of Broadcast Ephemeris to Determine Timely the Position of the GPS Satellite
應用單組廣播星歷適時確定GPS衛星的位置
Comparison of GPS satellite orbit numerical integration with broadcast ephemeris and IGS precise ephemeris
GPS衛星軌道數值積分與廣播星歷及IGS精密星歷的比較
The research of satellites broadcast ephemeris parameters fitting arithmetic
廣播星歷參數擬合算法研究
Ephemeris Parameters of Navigation Satellite and Their Fitting Arithmetic
導航衛星的歷書參數及其擬合算法
Preliminary Study on Rapid Ephemeris Replacing the Precise Ephemeris in GPS Locating Calculation
快速精密星歷替代精密星歷定位的初步研究
The Comparison Research on GPS Precise Ephemeris Interpolation Methods
GPS精密星歷插值方法的比較研究
Impact of the ephemeris precision of GPS satellites on the solutions of the baselines
GPS星歷精度對基線解算的影響
An Autonomously Updated Ephemeris Technique for Navigation Constellation
導航星座自主星歷更新技術
Three Interpolation Methods for Precise Ephemeris and Clock Offset of GPS Satellite
GPS衛星精密星歷和鐘差三種內插方法的比較
Precision Analysis of Broadcast Ephemeris for Medium and High Orbit Satellites
中高軌衛星廣播星歷精度分析
effect of ephemeris error on the positioning accuracy of double - star positioning system
星歷誤差對雙星定位系統定位精度的影響
A New Orbit Forecast Method Based GPS for High Precision Ephemeris of Earth Resource Satellite
基于GPS的地球資源衛星精密星歷外推新方法
Analysis of the accuracy of IGS ultra-rapid precise ephemeris orbit
IGS超快速星歷精密軌道精度分析
The Fitting Algorithm of GPS Broadcast Ephemeris Parameters
GPS廣播星歷參數擬合算法
Study on Using GPS Pseudorange Data to Assess the Precision of Broadcast Ephemeris
GPS監測站偽距觀測量評定廣播星歷精度的研究
Discussion on the fitting of GPS broadcast ephemeris parameters
GPS廣播星歷參數擬合算法的探討
Validating Satellite Broadcast Ephemeris by SLR Data
利用SLR數據進行廣播星歷精度評估
The Applicability of GPS Forecasting Ephemeris
GPS衛星預報星歷的適用性
American Ephemeris and Nautical Almanac
美國天文及航海歷
