ephemeris
基本解釋
- n.[天文]天體位置表；星歷表
英漢例句
- Based on satellite ephemeris and time data of the satellite coordinates of the celestial coordinate system.
根據(jù)衛(wèi)星星歷和時間數(shù)據(jù)計算衛(wèi)星在天球坐標(biāo)系中的坐標(biāo)。 - Newton discovers gravitational theory, built up classic mechanics, he uses a formula the biggest ephemeris sport in the cosmos and minimum grain sport of the son unify.
牛頓發(fā)現(xiàn)萬有引力定律，建立了經(jīng)典力學(xué)，他用一個公式將宇宙中最大天體的運動和最小粒子的運動統(tǒng)一起來。 - A fast design method for the lunar satellite transfer trajectory is presented by combining patched conic technique and ephemeris.
提出了一種將圓錐曲線拼接法與歷表相結(jié)合，快速設(shè)計月球衛(wèi)星地月轉(zhuǎn)移軌道的方法。 - In seventeen sixty-six, Royal Astronomer Nevil Maskelyne published the Nautical Almanac and Astronomical Ephemeris.
- It then combines this real-time information with ephemeris data, mapping, cellular base station and Wi-Fi access point database information, and other cloud-based aiding information using the SiRFusion platform.
ENGADGET: CSR sharpens indoor and in-car navigation with SiRFstarV, SiRFusion and SiRFprimaII
雙語例句
原聲例句
權(quán)威例句
詞組短語
- precise ephemeris 精密星歷表；精確星歷表
- operational ephemeris 作業(yè)星表
- ephemeris parameter 星歷參數(shù)
- ephemerides ephemeris 的復(fù)數(shù)
- Ephemeris File 星歷文件
短語
英英字典
- a table giving the future positions of a planet, comet, or satellite
柯林斯英英字典
專業(yè)釋義
- 星歷
The main work and conclusions of this study are summarized as follows:1、All kinds of the GPS satellite ephemeris are introduced.
主要工作及結(jié)論是:1、介紹了GPS衛(wèi)星星歷的類型。 - 星歷表
- 歷表
- 星歷
- 星歷表
- 星歷
The new method is able to achieve better estimation performance, with the help of wavelet de-noising under the environment of low SNR under certain satellite ephemeris, the estimation accuracy is also improved.
該方法在衛(wèi)星星歷精度一定的條件下,利用小波去噪特性,能夠在低信噪比環(huán)境下有效的估計出接收信號的TDOA參數(shù)值,提高估計精度。 - 星歷表
- 星歷表
- 星歷
- 天文歷
- 星歷
- 星歷表
- 星歷